Home / 741,702.48-1,023,550.02-402,170.73

Finding the Fourth Proportional to 741,702.48, 1,023,550.02 and 402,170.73

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Solution

The fourth proportional to 741,702.48, 1,023,550.02 and 402,170.73 is: 554,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,702.48 : 1,023,550.02 = 402,170.73 : x
  2. Step 2: Convert to fraction form
    741,702.48/1,023,550.02 = 402,170.73/x
  3. Step 3: Cross multiply
    741,702.48x = 1,023,550.02 × 402,170.73
  4. Step 4: Simplify right side
    741,702.48x = 411,641,858,734.92
  5. Step 5: Solve for x
    x = 411,641,858,734.92/741,702.48
  6. Step 6: Final answer
    x = 554,995.93

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1.5x scale

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.