Home / 1,265,439.76-1,746,306.92-692,479.96

Finding the Fourth Proportional to 1,265,439.76, 1,746,306.92 and 692,479.96

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Solution

The fourth proportional to 1,265,439.76, 1,746,306.92 and 692,479.96 is: 955,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,439.76 : 1,746,306.92 = 692,479.96 : x
  2. Step 2: Convert to fraction form
    1,265,439.76/1,746,306.92 = 692,479.96/x
  3. Step 3: Cross multiply
    1,265,439.76x = 1,746,306.92 × 692,479.96
  4. Step 4: Simplify right side
    1,265,439.76x = 1,209,282,546,109.32
  5. Step 5: Solve for x
    x = 1,209,282,546,109.32/1,265,439.76
  6. Step 6: Final answer
    x = 955,622.37

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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.