Home / 778,788.88-1,074,637.13-452,026.47

Finding the Fourth Proportional to 778,788.88, 1,074,637.13 and 452,026.47

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Solution

The fourth proportional to 778,788.88, 1,074,637.13 and 452,026.47 is: 623,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,788.88 : 1,074,637.13 = 452,026.47 : x
  2. Step 2: Convert to fraction form
    778,788.88/1,074,637.13 = 452,026.47/x
  3. Step 3: Cross multiply
    778,788.88x = 1,074,637.13 × 452,026.47
  4. Step 4: Simplify right side
    778,788.88x = 485,764,430,174.59
  5. Step 5: Solve for x
    x = 485,764,430,174.59/778,788.88
  6. Step 6: Final answer
    x = 623,743.41

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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.