Home / 904,931.33-1,357,395.71-231,012.63

Finding the Fourth Proportional to 904,931.33, 1,357,395.71 and 231,012.63

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Solution

The fourth proportional to 904,931.33, 1,357,395.71 and 231,012.63 is: 346,518.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,931.33 : 1,357,395.71 = 231,012.63 : x
  2. Step 2: Convert to fraction form
    904,931.33/1,357,395.71 = 231,012.63/x
  3. Step 3: Cross multiply
    904,931.33x = 1,357,395.71 × 231,012.63
  4. Step 4: Simplify right side
    904,931.33x = 313,575,551,762.75
  5. Step 5: Solve for x
    x = 313,575,551,762.75/904,931.33
  6. Step 6: Final answer
    x = 346,518.62

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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.