Home / 827,350.60-1,141,682.49-464,834.90

Finding the Fourth Proportional to 827,350.60, 1,141,682.49 and 464,834.90

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Solution

The fourth proportional to 827,350.60, 1,141,682.49 and 464,834.90 is: 641,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,350.60 : 1,141,682.49 = 464,834.90 : x
  2. Step 2: Convert to fraction form
    827,350.60/1,141,682.49 = 464,834.90/x
  3. Step 3: Cross multiply
    827,350.60x = 1,141,682.49 × 464,834.90
  4. Step 4: Simplify right side
    827,350.60x = 530,693,866,070.90
  5. Step 5: Solve for x
    x = 530,693,866,070.90/827,350.60
  6. Step 6: Final answer
    x = 641,437.70

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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.