Home / 834,253.62-1,149,210.92-711,345.98

Finding the Fourth Proportional to 834,253.62, 1,149,210.92 and 711,345.98

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Solution

The fourth proportional to 834,253.62, 1,149,210.92 and 711,345.98 is: 979,901.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,253.62 : 1,149,210.92 = 711,345.98 : x
  2. Step 2: Convert to fraction form
    834,253.62/1,149,210.92 = 711,345.98/x
  3. Step 3: Cross multiply
    834,253.62x = 1,149,210.92 × 711,345.98
  4. Step 4: Simplify right side
    834,253.62x = 817,486,572,477.03
  5. Step 5: Solve for x
    x = 817,486,572,477.03/834,253.62
  6. Step 6: Final answer
    x = 979,901.74

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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.