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Finding the Fourth Proportional to 435,702.10, 651,803.55 and 377,187.70

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Solution

The fourth proportional to 435,702.10, 651,803.55 and 377,187.70 is: 564,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,702.10 : 651,803.55 = 377,187.70 : x
  2. Step 2: Convert to fraction form
    435,702.10/651,803.55 = 377,187.70/x
  3. Step 3: Cross multiply
    435,702.10x = 651,803.55 × 377,187.70
  4. Step 4: Simplify right side
    435,702.10x = 245,852,281,876.34
  5. Step 5: Solve for x
    x = 245,852,281,876.34/435,702.10
  6. Step 6: Final answer
    x = 564,266.92

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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.