Home / 762,270.96-1,144,091.76-407,588.16

Finding the Fourth Proportional to 762,270.96, 1,144,091.76 and 407,588.16

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Solution

The fourth proportional to 762,270.96, 1,144,091.76 and 407,588.16 is: 611,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,270.96 : 1,144,091.76 = 407,588.16 : x
  2. Step 2: Convert to fraction form
    762,270.96/1,144,091.76 = 407,588.16/x
  3. Step 3: Cross multiply
    762,270.96x = 1,144,091.76 × 407,588.16
  4. Step 4: Simplify right side
    762,270.96x = 466,318,255,329.56
  5. Step 5: Solve for x
    x = 466,318,255,329.56/762,270.96
  6. Step 6: Final answer
    x = 611,748.68

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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.