Home / 781,663.48-1,172,580.18-249,059.32

Finding the Fourth Proportional to 781,663.48, 1,172,580.18 and 249,059.32

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Solution

The fourth proportional to 781,663.48, 1,172,580.18 and 249,059.32 is: 373,616.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,663.48 : 1,172,580.18 = 249,059.32 : x
  2. Step 2: Convert to fraction form
    781,663.48/1,172,580.18 = 249,059.32/x
  3. Step 3: Cross multiply
    781,663.48x = 1,172,580.18 × 249,059.32
  4. Step 4: Simplify right side
    781,663.48x = 292,042,022,276.28
  5. Step 5: Solve for x
    x = 292,042,022,276.28/781,663.48
  6. Step 6: Final answer
    x = 373,616.05

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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.