Home / 895,443.86-1,235,671.20-487,544.48

Finding the Fourth Proportional to 895,443.86, 1,235,671.20 and 487,544.48

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Solution

The fourth proportional to 895,443.86, 1,235,671.20 and 487,544.48 is: 672,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,443.86 : 1,235,671.20 = 487,544.48 : x
  2. Step 2: Convert to fraction form
    895,443.86/1,235,671.20 = 487,544.48/x
  3. Step 3: Cross multiply
    895,443.86x = 1,235,671.20 × 487,544.48
  4. Step 4: Simplify right side
    895,443.86x = 602,444,672,654.98
  5. Step 5: Solve for x
    x = 602,444,672,654.98/895,443.86
  6. Step 6: Final answer
    x = 672,788.88

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Double scale
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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.