Home / 911,130.38-1,366,700.43-597,572.90

Finding the Fourth Proportional to 911,130.38, 1,366,700.43 and 597,572.90

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Solution

The fourth proportional to 911,130.38, 1,366,700.43 and 597,572.90 is: 896,362.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,130.38 : 1,366,700.43 = 597,572.90 : x
  2. Step 2: Convert to fraction form
    911,130.38/1,366,700.43 = 597,572.90/x
  3. Step 3: Cross multiply
    911,130.38x = 1,366,700.43 × 597,572.90
  4. Step 4: Simplify right side
    911,130.38x = 816,703,139,386.35
  5. Step 5: Solve for x
    x = 816,703,139,386.35/911,130.38
  6. Step 6: Final answer
    x = 896,362.54

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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.