Home / 704,839.64-972,688.03-382,553.60

Finding the Fourth Proportional to 704,839.64, 972,688.03 and 382,553.60

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Solution

The fourth proportional to 704,839.64, 972,688.03 and 382,553.60 is: 527,929.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,839.64 : 972,688.03 = 382,553.60 : x
  2. Step 2: Convert to fraction form
    704,839.64/972,688.03 = 382,553.60/x
  3. Step 3: Cross multiply
    704,839.64x = 972,688.03 × 382,553.60
  4. Step 4: Simplify right side
    704,839.64x = 372,105,301,733.58
  5. Step 5: Solve for x
    x = 372,105,301,733.58/704,839.64
  6. Step 6: Final answer
    x = 527,929.03

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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.