Home / 955,235.40-1,432,853.10-918,493.80

Finding the Fourth Proportional to 955,235.40, 1,432,853.10 and 918,493.80

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Solution

The fourth proportional to 955,235.40, 1,432,853.10 and 918,493.80 is: 1,377,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,235.40 : 1,432,853.10 = 918,493.80 : x
  2. Step 2: Convert to fraction form
    955,235.40/1,432,853.10 = 918,493.80/x
  3. Step 3: Cross multiply
    955,235.40x = 1,432,853.10 × 918,493.80
  4. Step 4: Simplify right side
    955,235.40x = 1,316,066,688,660.78
  5. Step 5: Solve for x
    x = 1,316,066,688,660.78/955,235.40
  6. Step 6: Final answer
    x = 1,377,740.70

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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.