Home / 788,113.97-1,087,598.49-448,582.22

Finding the Fourth Proportional to 788,113.97, 1,087,598.49 and 448,582.22

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Solution

The fourth proportional to 788,113.97, 1,087,598.49 and 448,582.22 is: 619,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,113.97 : 1,087,598.49 = 448,582.22 : x
  2. Step 2: Convert to fraction form
    788,113.97/1,087,598.49 = 448,582.22/x
  3. Step 3: Cross multiply
    788,113.97x = 1,087,598.49 × 448,582.22
  4. Step 4: Simplify right side
    788,113.97x = 487,877,344,594.44
  5. Step 5: Solve for x
    x = 487,877,344,594.44/788,113.97
  6. Step 6: Final answer
    x = 619,044.15

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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.