Home / 1,495,254.60-2,242,663.20-430,185.60

Finding the Fourth Proportional to 1,495,254.60, 2,242,663.20 and 430,185.60

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Solution

The fourth proportional to 1,495,254.60, 2,242,663.20 and 430,185.60 is: 645,215.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,254.60 : 2,242,663.20 = 430,185.60 : x
  2. Step 2: Convert to fraction form
    1,495,254.60/2,242,663.20 = 430,185.60/x
  3. Step 3: Cross multiply
    1,495,254.60x = 2,242,663.20 × 430,185.60
  4. Step 4: Simplify right side
    1,495,254.60x = 964,761,414,289.92
  5. Step 5: Solve for x
    x = 964,761,414,289.92/1,495,254.60
  6. Step 6: Final answer
    x = 645,215.48

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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.