Home / 884,535.96-1,220,570.46-502,488.12

Finding the Fourth Proportional to 884,535.96, 1,220,570.46 and 502,488.12

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Solution

The fourth proportional to 884,535.96, 1,220,570.46 and 502,488.12 is: 693,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,535.96 : 1,220,570.46 = 502,488.12 : x
  2. Step 2: Convert to fraction form
    884,535.96/1,220,570.46 = 502,488.12/x
  3. Step 3: Cross multiply
    884,535.96x = 1,220,570.46 × 502,488.12
  4. Step 4: Simplify right side
    884,535.96x = 613,322,155,772.94
  5. Step 5: Solve for x
    x = 613,322,155,772.94/884,535.96
  6. Step 6: Final answer
    x = 693,382.95

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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.