Home / 887,753.10-1,330,973.55-488,844.30

Finding the Fourth Proportional to 887,753.10, 1,330,973.55 and 488,844.30

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Solution

The fourth proportional to 887,753.10, 1,330,973.55 and 488,844.30 is: 732,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,753.10 : 1,330,973.55 = 488,844.30 : x
  2. Step 2: Convert to fraction form
    887,753.10/1,330,973.55 = 488,844.30/x
  3. Step 3: Cross multiply
    887,753.10x = 1,330,973.55 × 488,844.30
  4. Step 4: Simplify right side
    887,753.10x = 650,638,833,368.27
  5. Step 5: Solve for x
    x = 650,638,833,368.27/887,753.10
  6. Step 6: Final answer
    x = 732,905.17

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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.