Home / 744,198.55-1,026,869.50-438,335.83

Finding the Fourth Proportional to 744,198.55, 1,026,869.50 and 438,335.83

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Solution

The fourth proportional to 744,198.55, 1,026,869.50 and 438,335.83 is: 604,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,198.55 : 1,026,869.50 = 438,335.83 : x
  2. Step 2: Convert to fraction form
    744,198.55/1,026,869.50 = 438,335.83/x
  3. Step 3: Cross multiply
    744,198.55x = 1,026,869.50 × 438,335.83
  4. Step 4: Simplify right side
    744,198.55x = 450,113,696,415.69
  5. Step 5: Solve for x
    x = 450,113,696,415.69/744,198.55
  6. Step 6: Final answer
    x = 604,830.12

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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.