Home / 788,532.20-1,088,175.42-425,956.07

Finding the Fourth Proportional to 788,532.20, 1,088,175.42 and 425,956.07

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Solution

The fourth proportional to 788,532.20, 1,088,175.42 and 425,956.07 is: 587,819.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,532.20 : 1,088,175.42 = 425,956.07 : x
  2. Step 2: Convert to fraction form
    788,532.20/1,088,175.42 = 425,956.07/x
  3. Step 3: Cross multiply
    788,532.20x = 1,088,175.42 × 425,956.07
  4. Step 4: Simplify right side
    788,532.20x = 463,514,917,803.14
  5. Step 5: Solve for x
    x = 463,514,917,803.14/788,532.20
  6. Step 6: Final answer
    x = 587,819.90

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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.