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Finding the Fourth Proportional to 424,860.60, 586,307.46 and 233,873

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Solution

The fourth proportional to 424,860.60, 586,307.46 and 233,873 is: 322,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,860.60 : 586,307.46 = 233,873 : x
  2. Step 2: Convert to fraction form
    424,860.60/586,307.46 = 233,873/x
  3. Step 3: Cross multiply
    424,860.60x = 586,307.46 × 233,873
  4. Step 4: Simplify right side
    424,860.60x = 137,121,484,592.58
  5. Step 5: Solve for x
    x = 137,121,484,592.58/424,860.60
  6. Step 6: Final answer
    x = 322,744.65

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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.