Home / 742,663.78-1,024,892.31-452,288.95

Finding the Fourth Proportional to 742,663.78, 1,024,892.31 and 452,288.95

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Solution

The fourth proportional to 742,663.78, 1,024,892.31 and 452,288.95 is: 624,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,663.78 : 1,024,892.31 = 452,288.95 : x
  2. Step 2: Convert to fraction form
    742,663.78/1,024,892.31 = 452,288.95/x
  3. Step 3: Cross multiply
    742,663.78x = 1,024,892.31 × 452,288.95
  4. Step 4: Simplify right side
    742,663.78x = 463,547,464,491.53
  5. Step 5: Solve for x
    x = 463,547,464,491.53/742,663.78
  6. Step 6: Final answer
    x = 624,168.68

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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.