Home / 834,140.76-1,251,017.94-497,275.80

Finding the Fourth Proportional to 834,140.76, 1,251,017.94 and 497,275.80

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Solution

The fourth proportional to 834,140.76, 1,251,017.94 and 497,275.80 is: 745,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,140.76 : 1,251,017.94 = 497,275.80 : x
  2. Step 2: Convert to fraction form
    834,140.76/1,251,017.94 = 497,275.80/x
  3. Step 3: Cross multiply
    834,140.76x = 1,251,017.94 × 497,275.80
  4. Step 4: Simplify right side
    834,140.76x = 622,100,946,927.85
  5. Step 5: Solve for x
    x = 622,100,946,927.85/834,140.76
  6. Step 6: Final answer
    x = 745,798.52

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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.