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Finding the Fourth Proportional to 555,365.32, 833,050.70 and 134,641.18

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Solution

The fourth proportional to 555,365.32, 833,050.70 and 134,641.18 is: 201,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,365.32 : 833,050.70 = 134,641.18 : x
  2. Step 2: Convert to fraction form
    555,365.32/833,050.70 = 134,641.18/x
  3. Step 3: Cross multiply
    555,365.32x = 833,050.70 × 134,641.18
  4. Step 4: Simplify right side
    555,365.32x = 112,162,929,247.83
  5. Step 5: Solve for x
    x = 112,162,929,247.83/555,365.32
  6. Step 6: Final answer
    x = 201,962.43

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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.