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Finding the Fourth Proportional to 610,079.65, 841,960.32 and 338,232.81

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Solution

The fourth proportional to 610,079.65, 841,960.32 and 338,232.81 is: 466,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,079.65 : 841,960.32 = 338,232.81 : x
  2. Step 2: Convert to fraction form
    610,079.65/841,960.32 = 338,232.81/x
  3. Step 3: Cross multiply
    610,079.65x = 841,960.32 × 338,232.81
  4. Step 4: Simplify right side
    610,079.65x = 284,778,608,733.64
  5. Step 5: Solve for x
    x = 284,778,608,733.64/610,079.65
  6. Step 6: Final answer
    x = 466,789.23

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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.