Home / 914,854.06-1,262,498.70-512,446.06

Finding the Fourth Proportional to 914,854.06, 1,262,498.70 and 512,446.06

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Solution

The fourth proportional to 914,854.06, 1,262,498.70 and 512,446.06 is: 707,175.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,854.06 : 1,262,498.70 = 512,446.06 : x
  2. Step 2: Convert to fraction form
    914,854.06/1,262,498.70 = 512,446.06/x
  3. Step 3: Cross multiply
    914,854.06x = 1,262,498.70 × 512,446.06
  4. Step 4: Simplify right side
    914,854.06x = 646,962,484,570.12
  5. Step 5: Solve for x
    x = 646,962,484,570.12/914,854.06
  6. Step 6: Final answer
    x = 707,175.62

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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.