Home / 904,900.28-1,357,126.14-305,848.13

Finding the Fourth Proportional to 904,900.28, 1,357,126.14 and 305,848.13

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Solution

The fourth proportional to 904,900.28, 1,357,126.14 and 305,848.13 is: 458,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,900.28 : 1,357,126.14 = 305,848.13 : x
  2. Step 2: Convert to fraction form
    904,900.28/1,357,126.14 = 305,848.13/x
  3. Step 3: Cross multiply
    904,900.28x = 1,357,126.14 × 305,848.13
  4. Step 4: Simplify right side
    904,900.28x = 415,074,492,093.12
  5. Step 5: Solve for x
    x = 415,074,492,093.12/904,900.28
  6. Step 6: Final answer
    x = 458,696.39

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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.