Home / 803,833.32-1,206,333.16-647,943.96

Finding the Fourth Proportional to 803,833.32, 1,206,333.16 and 647,943.96

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Solution

The fourth proportional to 803,833.32, 1,206,333.16 and 647,943.96 is: 972,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,833.32 : 1,206,333.16 = 647,943.96 : x
  2. Step 2: Convert to fraction form
    803,833.32/1,206,333.16 = 647,943.96/x
  3. Step 3: Cross multiply
    803,833.32x = 1,206,333.16 × 647,943.96
  4. Step 4: Simplify right side
    803,833.32x = 781,636,284,769.71
  5. Step 5: Solve for x
    x = 781,636,284,769.71/803,833.32
  6. Step 6: Final answer
    x = 972,386.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.