Home / 895,375.83-1,235,618.83-487,477.70

Finding the Fourth Proportional to 895,375.83, 1,235,618.83 and 487,477.70

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Solution

The fourth proportional to 895,375.83, 1,235,618.83 and 487,477.70 is: 672,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,375.83 : 1,235,618.83 = 487,477.70 : x
  2. Step 2: Convert to fraction form
    895,375.83/1,235,618.83 = 487,477.70/x
  3. Step 3: Cross multiply
    895,375.83x = 1,235,618.83 × 487,477.70
  4. Step 4: Simplify right side
    895,375.83x = 602,336,625,325.09
  5. Step 5: Solve for x
    x = 602,336,625,325.09/895,375.83
  6. Step 6: Final answer
    x = 672,719.33

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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.