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Finding the Fourth Proportional to 452,222.92, 623,711.54 and 400,595.24

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Solution

The fourth proportional to 452,222.92, 623,711.54 and 400,595.24 is: 552,505.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,222.92 : 623,711.54 = 400,595.24 : x
  2. Step 2: Convert to fraction form
    452,222.92/623,711.54 = 400,595.24/x
  3. Step 3: Cross multiply
    452,222.92x = 623,711.54 × 400,595.24
  4. Step 4: Simplify right side
    452,222.92x = 249,855,874,057.07
  5. Step 5: Solve for x
    x = 249,855,874,057.07/452,222.92
  6. Step 6: Final answer
    x = 552,505.99

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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.