Home / 790,527.93-1,090,928.31-427,951.52

Finding the Fourth Proportional to 790,527.93, 1,090,928.31 and 427,951.52

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Solution

The fourth proportional to 790,527.93, 1,090,928.31 and 427,951.52 is: 590,572.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,527.93 : 1,090,928.31 = 427,951.52 : x
  2. Step 2: Convert to fraction form
    790,527.93/1,090,928.31 = 427,951.52/x
  3. Step 3: Cross multiply
    790,527.93x = 1,090,928.31 × 427,951.52
  4. Step 4: Simplify right side
    790,527.93x = 466,864,428,475.53
  5. Step 5: Solve for x
    x = 466,864,428,475.53/790,527.93
  6. Step 6: Final answer
    x = 590,572.97

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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.