Home / 772,292.40-1,159,475.40-493,047.60

Finding the Fourth Proportional to 772,292.40, 1,159,475.40 and 493,047.60

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Solution

The fourth proportional to 772,292.40, 1,159,475.40 and 493,047.60 is: 740,233.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,292.40 : 1,159,475.40 = 493,047.60 : x
  2. Step 2: Convert to fraction form
    772,292.40/1,159,475.40 = 493,047.60/x
  3. Step 3: Cross multiply
    772,292.40x = 1,159,475.40 × 493,047.60
  4. Step 4: Simplify right side
    772,292.40x = 571,676,563,229.04
  5. Step 5: Solve for x
    x = 571,676,563,229.04/772,292.40
  6. Step 6: Final answer
    x = 740,233.31

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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.