Home / 656,254.80-984,382.20-490,366.80

Finding the Fourth Proportional to 656,254.80, 984,382.20 and 490,366.80

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Solution

The fourth proportional to 656,254.80, 984,382.20 and 490,366.80 is: 735,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,254.80 : 984,382.20 = 490,366.80 : x
  2. Step 2: Convert to fraction form
    656,254.80/984,382.20 = 490,366.80/x
  3. Step 3: Cross multiply
    656,254.80x = 984,382.20 × 490,366.80
  4. Step 4: Simplify right side
    656,254.80x = 482,708,349,390.96
  5. Step 5: Solve for x
    x = 482,708,349,390.96/656,254.80
  6. Step 6: Final answer
    x = 735,550.20

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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.