Home / 904,837.79-1,357,255.55-230,919.12

Finding the Fourth Proportional to 904,837.79, 1,357,255.55 and 230,919.12

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Solution

The fourth proportional to 904,837.79, 1,357,255.55 and 230,919.12 is: 346,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,837.79 : 1,357,255.55 = 230,919.12 : x
  2. Step 2: Convert to fraction form
    904,837.79/1,357,255.55 = 230,919.12/x
  3. Step 3: Cross multiply
    904,837.79x = 1,357,255.55 × 230,919.12
  4. Step 4: Simplify right side
    904,837.79x = 313,416,256,066.52
  5. Step 5: Solve for x
    x = 313,416,256,066.52/904,837.79
  6. Step 6: Final answer
    x = 346,378.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.