Home / 788,113.75-1,087,598.19-448,582

Finding the Fourth Proportional to 788,113.75, 1,087,598.19 and 448,582

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Solution

The fourth proportional to 788,113.75, 1,087,598.19 and 448,582 is: 619,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,113.75 : 1,087,598.19 = 448,582 : x
  2. Step 2: Convert to fraction form
    788,113.75/1,087,598.19 = 448,582/x
  3. Step 3: Cross multiply
    788,113.75x = 1,087,598.19 × 448,582
  4. Step 4: Simplify right side
    788,113.75x = 487,876,971,266.58
  5. Step 5: Solve for x
    x = 487,876,971,266.58/788,113.75
  6. Step 6: Final answer
    x = 619,043.85

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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.