Home / 1,495,600.20-2,243,400.30-430,749.90

Finding the Fourth Proportional to 1,495,600.20, 2,243,400.30 and 430,749.90

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Solution

The fourth proportional to 1,495,600.20, 2,243,400.30 and 430,749.90 is: 646,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,600.20 : 2,243,400.30 = 430,749.90 : x
  2. Step 2: Convert to fraction form
    1,495,600.20/2,243,400.30 = 430,749.90/x
  3. Step 3: Cross multiply
    1,495,600.20x = 2,243,400.30 × 430,749.90
  4. Step 4: Simplify right side
    1,495,600.20x = 966,344,454,884.97
  5. Step 5: Solve for x
    x = 966,344,454,884.97/1,495,600.20
  6. Step 6: Final answer
    x = 646,124.85

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1.5x scale

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.