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Finding the Fourth Proportional to 295,903.20, 444,133.20 and 155,762.40

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Solution

The fourth proportional to 295,903.20, 444,133.20 and 155,762.40 is: 233,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,903.20 : 444,133.20 = 155,762.40 : x
  2. Step 2: Convert to fraction form
    295,903.20/444,133.20 = 155,762.40/x
  3. Step 3: Cross multiply
    295,903.20x = 444,133.20 × 155,762.40
  4. Step 4: Simplify right side
    295,903.20x = 69,179,253,151.68
  5. Step 5: Solve for x
    x = 69,179,253,151.68/295,903.20
  6. Step 6: Final answer
    x = 233,790.15

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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.