Home / 436,050.46-653,679.60-155,502.10

Finding the Fourth Proportional to 436,050.46, 653,679.60 and 155,502.10

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Solution

The fourth proportional to 436,050.46, 653,679.60 and 155,502.10 is: 233,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,050.46 : 653,679.60 = 155,502.10 : x
  2. Step 2: Convert to fraction form
    436,050.46/653,679.60 = 155,502.10/x
  3. Step 3: Cross multiply
    436,050.46x = 653,679.60 × 155,502.10
  4. Step 4: Simplify right side
    436,050.46x = 101,648,550,527.16
  5. Step 5: Solve for x
    x = 101,648,550,527.16/436,050.46
  6. Step 6: Final answer
    x = 233,111.90

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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.