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Finding the Fourth Proportional to 472,961.04, 652,707.52 and 266,300.61

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Solution

The fourth proportional to 472,961.04, 652,707.52 and 266,300.61 is: 367,506.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,961.04 : 652,707.52 = 266,300.61 : x
  2. Step 2: Convert to fraction form
    472,961.04/652,707.52 = 266,300.61/x
  3. Step 3: Cross multiply
    472,961.04x = 652,707.52 × 266,300.61
  4. Step 4: Simplify right side
    472,961.04x = 173,816,407,614.18
  5. Step 5: Solve for x
    x = 173,816,407,614.18/472,961.04
  6. Step 6: Final answer
    x = 367,506.82

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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.