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Finding the Fourth Proportional to 637,881.40, 956,822.10 and 462,046.60

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Solution

The fourth proportional to 637,881.40, 956,822.10 and 462,046.60 is: 693,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,881.40 : 956,822.10 = 462,046.60 : x
  2. Step 2: Convert to fraction form
    637,881.40/956,822.10 = 462,046.60/x
  3. Step 3: Cross multiply
    637,881.40x = 956,822.10 × 462,046.60
  4. Step 4: Simplify right side
    637,881.40x = 442,096,398,109.86
  5. Step 5: Solve for x
    x = 442,096,398,109.86/637,881.40
  6. Step 6: Final answer
    x = 693,069.90

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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.