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Finding the Fourth Proportional to 596,302.12, 894,867.90 and 385,417

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Solution

The fourth proportional to 596,302.12, 894,867.90 and 385,417 is: 578,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,302.12 : 894,867.90 = 385,417 : x
  2. Step 2: Convert to fraction form
    596,302.12/894,867.90 = 385,417/x
  3. Step 3: Cross multiply
    596,302.12x = 894,867.90 × 385,417
  4. Step 4: Simplify right side
    596,302.12x = 344,897,301,414.30
  5. Step 5: Solve for x
    x = 344,897,301,414.30/596,302.12
  6. Step 6: Final answer
    x = 578,393.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.