Home / 706,823.80-1,060,235.70-538,862.20

Finding the Fourth Proportional to 706,823.80, 1,060,235.70 and 538,862.20

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Solution

The fourth proportional to 706,823.80, 1,060,235.70 and 538,862.20 is: 808,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,823.80 : 1,060,235.70 = 538,862.20 : x
  2. Step 2: Convert to fraction form
    706,823.80/1,060,235.70 = 538,862.20/x
  3. Step 3: Cross multiply
    706,823.80x = 1,060,235.70 × 538,862.20
  4. Step 4: Simplify right side
    706,823.80x = 571,320,941,820.54
  5. Step 5: Solve for x
    x = 571,320,941,820.54/706,823.80
  6. Step 6: Final answer
    x = 808,293.30

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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.