Home / 905,574.92-1,249,699.38-566,241.80

Finding the Fourth Proportional to 905,574.92, 1,249,699.38 and 566,241.80

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Solution

The fourth proportional to 905,574.92, 1,249,699.38 and 566,241.80 is: 781,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,574.92 : 1,249,699.38 = 566,241.80 : x
  2. Step 2: Convert to fraction form
    905,574.92/1,249,699.38 = 566,241.80/x
  3. Step 3: Cross multiply
    905,574.92x = 1,249,699.38 × 566,241.80
  4. Step 4: Simplify right side
    905,574.92x = 707,632,026,390.08
  5. Step 5: Solve for x
    x = 707,632,026,390.08/905,574.92
  6. Step 6: Final answer
    x = 781,417.43

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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.