Home / 725,026.20-1,087,539.30-501,077.40

Finding the Fourth Proportional to 725,026.20, 1,087,539.30 and 501,077.40

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Solution

The fourth proportional to 725,026.20, 1,087,539.30 and 501,077.40 is: 751,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,026.20 : 1,087,539.30 = 501,077.40 : x
  2. Step 2: Convert to fraction form
    725,026.20/1,087,539.30 = 501,077.40/x
  3. Step 3: Cross multiply
    725,026.20x = 1,087,539.30 × 501,077.40
  4. Step 4: Simplify right side
    725,026.20x = 544,941,364,841.82
  5. Step 5: Solve for x
    x = 544,941,364,841.82/725,026.20
  6. Step 6: Final answer
    x = 751,616.10

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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.