Home / 761,260.52-1,142,599.26-387,563.24

Finding the Fourth Proportional to 761,260.52, 1,142,599.26 and 387,563.24

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Solution

The fourth proportional to 761,260.52, 1,142,599.26 and 387,563.24 is: 581,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,260.52 : 1,142,599.26 = 387,563.24 : x
  2. Step 2: Convert to fraction form
    761,260.52/1,142,599.26 = 387,563.24/x
  3. Step 3: Cross multiply
    761,260.52x = 1,142,599.26 × 387,563.24
  4. Step 4: Simplify right side
    761,260.52x = 442,829,471,227.20
  5. Step 5: Solve for x
    x = 442,829,471,227.20/761,260.52
  6. Step 6: Final answer
    x = 581,705.55

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1.5x scale

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.