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Finding the Fourth Proportional to 423,044.33, 583,706.72 and 250,874.79

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Solution

The fourth proportional to 423,044.33, 583,706.72 and 250,874.79 is: 346,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,044.33 : 583,706.72 = 250,874.79 : x
  2. Step 2: Convert to fraction form
    423,044.33/583,706.72 = 250,874.79/x
  3. Step 3: Cross multiply
    423,044.33x = 583,706.72 × 250,874.79
  4. Step 4: Simplify right side
    423,044.33x = 146,437,299,547.22
  5. Step 5: Solve for x
    x = 146,437,299,547.22/423,044.33
  6. Step 6: Final answer
    x = 346,151.20

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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.