Home / 757,465.52-1,045,298.44-413,301.36

Finding the Fourth Proportional to 757,465.52, 1,045,298.44 and 413,301.36

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Solution

The fourth proportional to 757,465.52, 1,045,298.44 and 413,301.36 is: 570,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,465.52 : 1,045,298.44 = 413,301.36 : x
  2. Step 2: Convert to fraction form
    757,465.52/1,045,298.44 = 413,301.36/x
  3. Step 3: Cross multiply
    757,465.52x = 1,045,298.44 × 413,301.36
  4. Step 4: Simplify right side
    757,465.52x = 432,023,266,857.88
  5. Step 5: Solve for x
    x = 432,023,266,857.88/757,465.52
  6. Step 6: Final answer
    x = 570,353.71

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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.