Home / 739,502.70-1,108,488.60-401,829.90

Finding the Fourth Proportional to 739,502.70, 1,108,488.60 and 401,829.90

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Solution

The fourth proportional to 739,502.70, 1,108,488.60 and 401,829.90 is: 602,328.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,502.70 : 1,108,488.60 = 401,829.90 : x
  2. Step 2: Convert to fraction form
    739,502.70/1,108,488.60 = 401,829.90/x
  3. Step 3: Cross multiply
    739,502.70x = 1,108,488.60 × 401,829.90
  4. Step 4: Simplify right side
    739,502.70x = 445,423,863,289.14
  5. Step 5: Solve for x
    x = 445,423,863,289.14/739,502.70
  6. Step 6: Final answer
    x = 602,328.92

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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.