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Finding the Fourth Proportional to 607,532.80, 910,861.80 and 341,374.92

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Solution

The fourth proportional to 607,532.80, 910,861.80 and 341,374.92 is: 511,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,532.80 : 910,861.80 = 341,374.92 : x
  2. Step 2: Convert to fraction form
    607,532.80/910,861.80 = 341,374.92/x
  3. Step 3: Cross multiply
    607,532.80x = 910,861.80 × 341,374.92
  4. Step 4: Simplify right side
    607,532.80x = 310,945,374,106.06
  5. Step 5: Solve for x
    x = 310,945,374,106.06/607,532.80
  6. Step 6: Final answer
    x = 511,816.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.