Home / 890,498.68-1,335,733.74-283,278.52

Finding the Fourth Proportional to 890,498.68, 1,335,733.74 and 283,278.52

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Solution

The fourth proportional to 890,498.68, 1,335,733.74 and 283,278.52 is: 424,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,498.68 : 1,335,733.74 = 283,278.52 : x
  2. Step 2: Convert to fraction form
    890,498.68/1,335,733.74 = 283,278.52/x
  3. Step 3: Cross multiply
    890,498.68x = 1,335,733.74 × 283,278.52
  4. Step 4: Simplify right side
    890,498.68x = 378,384,676,981.27
  5. Step 5: Solve for x
    x = 378,384,676,981.27/890,498.68
  6. Step 6: Final answer
    x = 424,913.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.