Home / 906,478.26-1,250,948.25-493,018.62

Finding the Fourth Proportional to 906,478.26, 1,250,948.25 and 493,018.62

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Solution

The fourth proportional to 906,478.26, 1,250,948.25 and 493,018.62 is: 680,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,478.26 : 1,250,948.25 = 493,018.62 : x
  2. Step 2: Convert to fraction form
    906,478.26/1,250,948.25 = 493,018.62/x
  3. Step 3: Cross multiply
    906,478.26x = 1,250,948.25 × 493,018.62
  4. Step 4: Simplify right side
    906,478.26x = 616,740,779,906.42
  5. Step 5: Solve for x
    x = 616,740,779,906.42/906,478.26
  6. Step 6: Final answer
    x = 680,370.18

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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.