Home / 895,825.36-1,236,238.80-493,417.36

Finding the Fourth Proportional to 895,825.36, 1,236,238.80 and 493,417.36

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Solution

The fourth proportional to 895,825.36, 1,236,238.80 and 493,417.36 is: 680,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,825.36 : 1,236,238.80 = 493,417.36 : x
  2. Step 2: Convert to fraction form
    895,825.36/1,236,238.80 = 493,417.36/x
  3. Step 3: Cross multiply
    895,825.36x = 1,236,238.80 × 493,417.36
  4. Step 4: Simplify right side
    895,825.36x = 609,981,685,025.57
  5. Step 5: Solve for x
    x = 609,981,685,025.57/895,825.36
  6. Step 6: Final answer
    x = 680,915.85

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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.