Home / 975,080.40-1,462,620.60-656,215.80

Finding the Fourth Proportional to 975,080.40, 1,462,620.60 and 656,215.80

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Solution

The fourth proportional to 975,080.40, 1,462,620.60 and 656,215.80 is: 984,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,080.40 : 1,462,620.60 = 656,215.80 : x
  2. Step 2: Convert to fraction form
    975,080.40/1,462,620.60 = 656,215.80/x
  3. Step 3: Cross multiply
    975,080.40x = 1,462,620.60 × 656,215.80
  4. Step 4: Simplify right side
    975,080.40x = 959,794,747,125.48
  5. Step 5: Solve for x
    x = 959,794,747,125.48/975,080.40
  6. Step 6: Final answer
    x = 984,323.70

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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.