Home / 667,566.24-921,264.32-365,760.16

Finding the Fourth Proportional to 667,566.24, 921,264.32 and 365,760.16

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Solution

The fourth proportional to 667,566.24, 921,264.32 and 365,760.16 is: 504,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,566.24 : 921,264.32 = 365,760.16 : x
  2. Step 2: Convert to fraction form
    667,566.24/921,264.32 = 365,760.16/x
  3. Step 3: Cross multiply
    667,566.24x = 921,264.32 × 365,760.16
  4. Step 4: Simplify right side
    667,566.24x = 336,961,785,085.49
  5. Step 5: Solve for x
    x = 336,961,785,085.49/667,566.24
  6. Step 6: Final answer
    x = 504,761.57

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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.