Home / 971,833.32-1,341,191.70-542,112.57

Finding the Fourth Proportional to 971,833.32, 1,341,191.70 and 542,112.57

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Solution

The fourth proportional to 971,833.32, 1,341,191.70 and 542,112.57 is: 748,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,833.32 : 1,341,191.70 = 542,112.57 : x
  2. Step 2: Convert to fraction form
    971,833.32/1,341,191.70 = 542,112.57/x
  3. Step 3: Cross multiply
    971,833.32x = 1,341,191.70 × 542,112.57
  4. Step 4: Simplify right side
    971,833.32x = 727,076,879,349.67
  5. Step 5: Solve for x
    x = 727,076,879,349.67/971,833.32
  6. Step 6: Final answer
    x = 748,149.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.