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Finding the Fourth Proportional to 633,246.40, 948,026.40 and 614,814.40

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Solution

The fourth proportional to 633,246.40, 948,026.40 and 614,814.40 is: 920,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,246.40 : 948,026.40 = 614,814.40 : x
  2. Step 2: Convert to fraction form
    633,246.40/948,026.40 = 614,814.40/x
  3. Step 3: Cross multiply
    633,246.40x = 948,026.40 × 614,814.40
  4. Step 4: Simplify right side
    633,246.40x = 582,860,282,300.16
  5. Step 5: Solve for x
    x = 582,860,282,300.16/633,246.40
  6. Step 6: Final answer
    x = 920,432.05

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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.