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Finding the Fourth Proportional to 424,703.90, 586,091.47 and 233,717.29

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Solution

The fourth proportional to 424,703.90, 586,091.47 and 233,717.29 is: 322,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,703.90 : 586,091.47 = 233,717.29 : x
  2. Step 2: Convert to fraction form
    424,703.90/586,091.47 = 233,717.29/x
  3. Step 3: Cross multiply
    424,703.90x = 586,091.47 × 233,717.29
  4. Step 4: Simplify right side
    424,703.90x = 136,979,710,060.52
  5. Step 5: Solve for x
    x = 136,979,710,060.52/424,703.90
  6. Step 6: Final answer
    x = 322,529.91

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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.