Home / 895,965.72-1,343,482.02-422,523.96

Finding the Fourth Proportional to 895,965.72, 1,343,482.02 and 422,523.96

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Solution

The fourth proportional to 895,965.72, 1,343,482.02 and 422,523.96 is: 633,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,965.72 : 1,343,482.02 = 422,523.96 : x
  2. Step 2: Convert to fraction form
    895,965.72/1,343,482.02 = 422,523.96/x
  3. Step 3: Cross multiply
    895,965.72x = 1,343,482.02 × 422,523.96
  4. Step 4: Simplify right side
    895,965.72x = 567,653,343,279.20
  5. Step 5: Solve for x
    x = 567,653,343,279.20/895,965.72
  6. Step 6: Final answer
    x = 633,565.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.