Home / 289,005.60-433,509.04-155,948.56

Finding the Fourth Proportional to 289,005.60, 433,509.04 and 155,948.56

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Solution

The fourth proportional to 289,005.60, 433,509.04 and 155,948.56 is: 233,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,005.60 : 433,509.04 = 155,948.56 : x
  2. Step 2: Convert to fraction form
    289,005.60/433,509.04 = 155,948.56/x
  3. Step 3: Cross multiply
    289,005.60x = 433,509.04 × 155,948.56
  4. Step 4: Simplify right side
    289,005.60x = 67,605,110,534.98
  5. Step 5: Solve for x
    x = 67,605,110,534.98/289,005.60
  6. Step 6: Final answer
    x = 233,923.19

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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.