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Finding the Fourth Proportional to 416,555.09, 624,703.46 and 150,281.00

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Solution

The fourth proportional to 416,555.09, 624,703.46 and 150,281.00 is: 225,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,555.09 : 624,703.46 = 150,281.00 : x
  2. Step 2: Convert to fraction form
    416,555.09/624,703.46 = 150,281.00/x
  3. Step 3: Cross multiply
    416,555.09x = 624,703.46 × 150,281.00
  4. Step 4: Simplify right side
    416,555.09x = 93,881,059,139.98
  5. Step 5: Solve for x
    x = 93,881,059,139.98/416,555.09
  6. Step 6: Final answer
    x = 225,374.90

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1.5x scale

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.