Home / 992,011.24-1,368,917.38-539,298.28

Finding the Fourth Proportional to 992,011.24, 1,368,917.38 and 539,298.28

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Solution

The fourth proportional to 992,011.24, 1,368,917.38 and 539,298.28 is: 744,200.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,011.24 : 1,368,917.38 = 539,298.28 : x
  2. Step 2: Convert to fraction form
    992,011.24/1,368,917.38 = 539,298.28/x
  3. Step 3: Cross multiply
    992,011.24x = 1,368,917.38 × 539,298.28
  4. Step 4: Simplify right side
    992,011.24x = 738,254,788,496.11
  5. Step 5: Solve for x
    x = 738,254,788,496.11/992,011.24
  6. Step 6: Final answer
    x = 744,200.02

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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.