Home / 862,325.79-1,190,046.36-480,352.74

Finding the Fourth Proportional to 862,325.79, 1,190,046.36 and 480,352.74

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Solution

The fourth proportional to 862,325.79, 1,190,046.36 and 480,352.74 is: 662,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,325.79 : 1,190,046.36 = 480,352.74 : x
  2. Step 2: Convert to fraction form
    862,325.79/1,190,046.36 = 480,352.74/x
  3. Step 3: Cross multiply
    862,325.79x = 1,190,046.36 × 480,352.74
  4. Step 4: Simplify right side
    862,325.79x = 571,642,029,753.03
  5. Step 5: Solve for x
    x = 571,642,029,753.03/862,325.79
  6. Step 6: Final answer
    x = 662,907.26

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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.