Home / 295,557.10-443,400.45-145,869.10

Finding the Fourth Proportional to 295,557.10, 443,400.45 and 145,869.10

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Solution

The fourth proportional to 295,557.10, 443,400.45 and 145,869.10 is: 218,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,557.10 : 443,400.45 = 145,869.10 : x
  2. Step 2: Convert to fraction form
    295,557.10/443,400.45 = 145,869.10/x
  3. Step 3: Cross multiply
    295,557.10x = 443,400.45 × 145,869.10
  4. Step 4: Simplify right side
    295,557.10x = 64,678,424,581.10
  5. Step 5: Solve for x
    x = 64,678,424,581.10/295,557.10
  6. Step 6: Final answer
    x = 218,835.63

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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.