Home / 1,495,230.60-2,242,627.20-430,161.60

Finding the Fourth Proportional to 1,495,230.60, 2,242,627.20 and 430,161.60

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Solution

The fourth proportional to 1,495,230.60, 2,242,627.20 and 430,161.60 is: 645,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,230.60 : 2,242,627.20 = 430,161.60 : x
  2. Step 2: Convert to fraction form
    1,495,230.60/2,242,627.20 = 430,161.60/x
  3. Step 3: Cross multiply
    1,495,230.60x = 2,242,627.20 × 430,161.60
  4. Step 4: Simplify right side
    1,495,230.60x = 964,692,104,555.52
  5. Step 5: Solve for x
    x = 964,692,104,555.52/1,495,230.60
  6. Step 6: Final answer
    x = 645,179.48

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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.