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Finding the Fourth Proportional to 531,250.48, 733,203.72 and 349,933.36

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Solution

The fourth proportional to 531,250.48, 733,203.72 and 349,933.36 is: 482,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,250.48 : 733,203.72 = 349,933.36 : x
  2. Step 2: Convert to fraction form
    531,250.48/733,203.72 = 349,933.36/x
  3. Step 3: Cross multiply
    531,250.48x = 733,203.72 × 349,933.36
  4. Step 4: Simplify right side
    531,250.48x = 256,572,441,304.10
  5. Step 5: Solve for x
    x = 256,572,441,304.10/531,250.48
  6. Step 6: Final answer
    x = 482,959.45

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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.