Home / 985,311.48-1,359,728.82-532,602.48

Finding the Fourth Proportional to 985,311.48, 1,359,728.82 and 532,602.48

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Solution

The fourth proportional to 985,311.48, 1,359,728.82 and 532,602.48 is: 734,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,311.48 : 1,359,728.82 = 532,602.48 : x
  2. Step 2: Convert to fraction form
    985,311.48/1,359,728.82 = 532,602.48/x
  3. Step 3: Cross multiply
    985,311.48x = 1,359,728.82 × 532,602.48
  4. Step 4: Simplify right side
    985,311.48x = 724,194,941,659.47
  5. Step 5: Solve for x
    x = 724,194,941,659.47/985,311.48
  6. Step 6: Final answer
    x = 734,990.87

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Double scale
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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.