Home / 948,789.09-1,309,387.01-546,510.69

Finding the Fourth Proportional to 948,789.09, 1,309,387.01 and 546,510.69

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Solution

The fourth proportional to 948,789.09, 1,309,387.01 and 546,510.69 is: 754,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,789.09 : 1,309,387.01 = 546,510.69 : x
  2. Step 2: Convert to fraction form
    948,789.09/1,309,387.01 = 546,510.69/x
  3. Step 3: Cross multiply
    948,789.09x = 1,309,387.01 × 546,510.69
  4. Step 4: Simplify right side
    948,789.09x = 715,593,995,579.58
  5. Step 5: Solve for x
    x = 715,593,995,579.58/948,789.09
  6. Step 6: Final answer
    x = 754,218.20

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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.