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Finding the Fourth Proportional to 531,151.44, 732,965.94 and 301,708.01

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Solution

The fourth proportional to 531,151.44, 732,965.94 and 301,708.01 is: 416,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,151.44 : 732,965.94 = 301,708.01 : x
  2. Step 2: Convert to fraction form
    531,151.44/732,965.94 = 301,708.01/x
  3. Step 3: Cross multiply
    531,151.44x = 732,965.94 × 301,708.01
  4. Step 4: Simplify right side
    531,151.44x = 221,141,695,155.18
  5. Step 5: Solve for x
    x = 221,141,695,155.18/531,151.44
  6. Step 6: Final answer
    x = 416,343.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.