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Finding the Fourth Proportional to 502,246.40, 754,598.40 and 377,830.40

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Solution

The fourth proportional to 502,246.40, 754,598.40 and 377,830.40 is: 567,670.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,246.40 : 754,598.40 = 377,830.40 : x
  2. Step 2: Convert to fraction form
    502,246.40/754,598.40 = 377,830.40/x
  3. Step 3: Cross multiply
    502,246.40x = 754,598.40 × 377,830.40
  4. Step 4: Simplify right side
    502,246.40x = 285,110,215,311.36
  5. Step 5: Solve for x
    x = 285,110,215,311.36/502,246.40
  6. Step 6: Final answer
    x = 567,670.00

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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.