Home / 502,207.02-693,144.54-284,454.72

Finding the Fourth Proportional to 502,207.02, 693,144.54 and 284,454.72

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Solution

The fourth proportional to 502,207.02, 693,144.54 and 284,454.72 is: 392,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,207.02 : 693,144.54 = 284,454.72 : x
  2. Step 2: Convert to fraction form
    502,207.02/693,144.54 = 284,454.72/x
  3. Step 3: Cross multiply
    502,207.02x = 693,144.54 × 284,454.72
  4. Step 4: Simplify right side
    502,207.02x = 197,168,236,045.23
  5. Step 5: Solve for x
    x = 197,168,236,045.23/502,207.02
  6. Step 6: Final answer
    x = 392,603.50

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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.