Home / 788,110.88-1,087,594.22-448,579.13

Finding the Fourth Proportional to 788,110.88, 1,087,594.22 and 448,579.13

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Solution

The fourth proportional to 788,110.88, 1,087,594.22 and 448,579.13 is: 619,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,110.88 : 1,087,594.22 = 448,579.13 : x
  2. Step 2: Convert to fraction form
    788,110.88/1,087,594.22 = 448,579.13/x
  3. Step 3: Cross multiply
    788,110.88x = 1,087,594.22 × 448,579.13
  4. Step 4: Simplify right side
    788,110.88x = 487,872,064,684.11
  5. Step 5: Solve for x
    x = 487,872,064,684.11/788,110.88
  6. Step 6: Final answer
    x = 619,039.88

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Double scale
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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.