Home / 734,377.38-1,013,769.54-448,011.60

Finding the Fourth Proportional to 734,377.38, 1,013,769.54 and 448,011.60

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Solution

The fourth proportional to 734,377.38, 1,013,769.54 and 448,011.60 is: 618,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,377.38 : 1,013,769.54 = 448,011.60 : x
  2. Step 2: Convert to fraction form
    734,377.38/1,013,769.54 = 448,011.60/x
  3. Step 3: Cross multiply
    734,377.38x = 1,013,769.54 × 448,011.60
  4. Step 4: Simplify right side
    734,377.38x = 454,180,513,646.66
  5. Step 5: Solve for x
    x = 454,180,513,646.66/734,377.38
  6. Step 6: Final answer
    x = 618,456.57

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Double scale
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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.