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Finding the Fourth Proportional to 559,000.90, 838,501.35 and 498,348.10

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Solution

The fourth proportional to 559,000.90, 838,501.35 and 498,348.10 is: 747,522.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,000.90 : 838,501.35 = 498,348.10 : x
  2. Step 2: Convert to fraction form
    559,000.90/838,501.35 = 498,348.10/x
  3. Step 3: Cross multiply
    559,000.90x = 838,501.35 × 498,348.10
  4. Step 4: Simplify right side
    559,000.90x = 417,865,554,619.94
  5. Step 5: Solve for x
    x = 417,865,554,619.94/559,000.90
  6. Step 6: Final answer
    x = 747,522.15

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Similar ratio
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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.