Home / 910,350.90-1,366,073.10-377,816.40

Finding the Fourth Proportional to 910,350.90, 1,366,073.10 and 377,816.40

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Solution

The fourth proportional to 910,350.90, 1,366,073.10 and 377,816.40 is: 566,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,350.90 : 1,366,073.10 = 377,816.40 : x
  2. Step 2: Convert to fraction form
    910,350.90/1,366,073.10 = 377,816.40/x
  3. Step 3: Cross multiply
    910,350.90x = 1,366,073.10 × 377,816.40
  4. Step 4: Simplify right side
    910,350.90x = 516,124,820,778.84
  5. Step 5: Solve for x
    x = 516,124,820,778.84/910,350.90
  6. Step 6: Final answer
    x = 566,951.51

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1.5x scale

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.