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Finding the Fourth Proportional to 607,762.38, 911,644.23 and 158,482.86

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Solution

The fourth proportional to 607,762.38, 911,644.23 and 158,482.86 is: 237,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,762.38 : 911,644.23 = 158,482.86 : x
  2. Step 2: Convert to fraction form
    607,762.38/911,644.23 = 158,482.86/x
  3. Step 3: Cross multiply
    607,762.38x = 911,644.23 × 158,482.86
  4. Step 4: Simplify right side
    607,762.38x = 144,479,984,872.90
  5. Step 5: Solve for x
    x = 144,479,984,872.90/607,762.38
  6. Step 6: Final answer
    x = 237,724.46

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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.