Home / 772,938.30-1,159,407.45-744,944.70

Finding the Fourth Proportional to 772,938.30, 1,159,407.45 and 744,944.70

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Solution

The fourth proportional to 772,938.30, 1,159,407.45 and 744,944.70 is: 1,117,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,938.30 : 1,159,407.45 = 744,944.70 : x
  2. Step 2: Convert to fraction form
    772,938.30/1,159,407.45 = 744,944.70/x
  3. Step 3: Cross multiply
    772,938.30x = 1,159,407.45 × 744,944.70
  4. Step 4: Simplify right side
    772,938.30x = 863,694,435,018.02
  5. Step 5: Solve for x
    x = 863,694,435,018.02/772,938.30
  6. Step 6: Final answer
    x = 1,117,417.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.