Home / 755,370.48-1,042,380.18-432,856.02

Finding the Fourth Proportional to 755,370.48, 1,042,380.18 and 432,856.02

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Solution

The fourth proportional to 755,370.48, 1,042,380.18 and 432,856.02 is: 597,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,370.48 : 1,042,380.18 = 432,856.02 : x
  2. Step 2: Convert to fraction form
    755,370.48/1,042,380.18 = 432,856.02/x
  3. Step 3: Cross multiply
    755,370.48x = 1,042,380.18 × 432,856.02
  4. Step 4: Simplify right side
    755,370.48x = 451,200,536,041.68
  5. Step 5: Solve for x
    x = 451,200,536,041.68/755,370.48
  6. Step 6: Final answer
    x = 597,323.50

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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.