Home / 711,295.44-981,944.52-549,785.76

Finding the Fourth Proportional to 711,295.44, 981,944.52 and 549,785.76

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Solution

The fourth proportional to 711,295.44, 981,944.52 and 549,785.76 is: 758,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,295.44 : 981,944.52 = 549,785.76 : x
  2. Step 2: Convert to fraction form
    711,295.44/981,944.52 = 549,785.76/x
  3. Step 3: Cross multiply
    711,295.44x = 981,944.52 × 549,785.76
  4. Step 4: Simplify right side
    711,295.44x = 539,859,114,206.04
  5. Step 5: Solve for x
    x = 539,859,114,206.04/711,295.44
  6. Step 6: Final answer
    x = 758,980.14

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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.