Home / 846,842.64-1,167,031.92-831,280.02

Finding the Fourth Proportional to 846,842.64, 1,167,031.92 and 831,280.02

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Solution

The fourth proportional to 846,842.64, 1,167,031.92 and 831,280.02 is: 1,145,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,842.64 : 1,167,031.92 = 831,280.02 : x
  2. Step 2: Convert to fraction form
    846,842.64/1,167,031.92 = 831,280.02/x
  3. Step 3: Cross multiply
    846,842.64x = 1,167,031.92 × 831,280.02
  4. Step 4: Simplify right side
    846,842.64x = 970,130,317,798.24
  5. Step 5: Solve for x
    x = 970,130,317,798.24/846,842.64
  6. Step 6: Final answer
    x = 1,145,585.11

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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.