Home / 895,180.13-1,235,364.34-487,293.69

Finding the Fourth Proportional to 895,180.13, 1,235,364.34 and 487,293.69

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Solution

The fourth proportional to 895,180.13, 1,235,364.34 and 487,293.69 is: 672,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,180.13 : 1,235,364.34 = 487,293.69 : x
  2. Step 2: Convert to fraction form
    895,180.13/1,235,364.34 = 487,293.69/x
  3. Step 3: Cross multiply
    895,180.13x = 1,235,364.34 × 487,293.69
  4. Step 4: Simplify right side
    895,180.13x = 601,985,247,733.02
  5. Step 5: Solve for x
    x = 601,985,247,733.02/895,180.13
  6. Step 6: Final answer
    x = 672,473.87

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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.