Home / 658,566.06-908,821.26-356,760.06

Finding the Fourth Proportional to 658,566.06, 908,821.26 and 356,760.06

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Solution

The fourth proportional to 658,566.06, 908,821.26 and 356,760.06 is: 492,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,566.06 : 908,821.26 = 356,760.06 : x
  2. Step 2: Convert to fraction form
    658,566.06/908,821.26 = 356,760.06/x
  3. Step 3: Cross multiply
    658,566.06x = 908,821.26 × 356,760.06
  4. Step 4: Simplify right side
    658,566.06x = 324,231,127,246.88
  5. Step 5: Solve for x
    x = 324,231,127,246.88/658,566.06
  6. Step 6: Final answer
    x = 492,328.94

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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.