Home / 662,583.34-913,273.20-468,740.62

Finding the Fourth Proportional to 662,583.34, 913,273.20 and 468,740.62

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Solution

The fourth proportional to 662,583.34, 913,273.20 and 468,740.62 is: 646,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,583.34 : 913,273.20 = 468,740.62 : x
  2. Step 2: Convert to fraction form
    662,583.34/913,273.20 = 468,740.62/x
  3. Step 3: Cross multiply
    662,583.34x = 913,273.20 × 468,740.62
  4. Step 4: Simplify right side
    662,583.34x = 428,088,245,997.38
  5. Step 5: Solve for x
    x = 428,088,245,997.38/662,583.34
  6. Step 6: Final answer
    x = 646,089.66

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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.