Home / 672,302.10-927,777.08-366,378.57

Finding the Fourth Proportional to 672,302.10, 927,777.08 and 366,378.57

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Solution

The fourth proportional to 672,302.10, 927,777.08 and 366,378.57 is: 505,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,302.10 : 927,777.08 = 366,378.57 : x
  2. Step 2: Convert to fraction form
    672,302.10/927,777.08 = 366,378.57/x
  3. Step 3: Cross multiply
    672,302.10x = 927,777.08 × 366,378.57
  4. Step 4: Simplify right side
    672,302.10x = 339,917,639,849.18
  5. Step 5: Solve for x
    x = 339,917,639,849.18/672,302.10
  6. Step 6: Final answer
    x = 505,602.53

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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.