Home / 804,689.47-1,110,009.65-502,358.59

Finding the Fourth Proportional to 804,689.47, 1,110,009.65 and 502,358.59

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Solution

The fourth proportional to 804,689.47, 1,110,009.65 and 502,358.59 is: 692,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,689.47 : 1,110,009.65 = 502,358.59 : x
  2. Step 2: Convert to fraction form
    804,689.47/1,110,009.65 = 502,358.59/x
  3. Step 3: Cross multiply
    804,689.47x = 1,110,009.65 × 502,358.59
  4. Step 4: Simplify right side
    804,689.47x = 557,622,882,660.39
  5. Step 5: Solve for x
    x = 557,622,882,660.39/804,689.47
  6. Step 6: Final answer
    x = 692,966.55

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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.