Home / 672,296.59-927,742.29-366,366.45

Finding the Fourth Proportional to 672,296.59, 927,742.29 and 366,366.45

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Solution

The fourth proportional to 672,296.59, 927,742.29 and 366,366.45 is: 505,570.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,296.59 : 927,742.29 = 366,366.45 : x
  2. Step 2: Convert to fraction form
    672,296.59/927,742.29 = 366,366.45/x
  3. Step 3: Cross multiply
    672,296.59x = 927,742.29 × 366,366.45
  4. Step 4: Simplify right side
    672,296.59x = 339,893,644,663.46
  5. Step 5: Solve for x
    x = 339,893,644,663.46/672,296.59
  6. Step 6: Final answer
    x = 505,570.98

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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.