Home / 987,224.76-1,480,530.60-356,056.56

Finding the Fourth Proportional to 987,224.76, 1,480,530.60 and 356,056.56

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Solution

The fourth proportional to 987,224.76, 1,480,530.60 and 356,056.56 is: 533,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,224.76 : 1,480,530.60 = 356,056.56 : x
  2. Step 2: Convert to fraction form
    987,224.76/1,480,530.60 = 356,056.56/x
  3. Step 3: Cross multiply
    987,224.76x = 1,480,530.60 × 356,056.56
  4. Step 4: Simplify right side
    987,224.76x = 527,152,632,410.74
  5. Step 5: Solve for x
    x = 527,152,632,410.74/987,224.76
  6. Step 6: Final answer
    x = 533,974.28

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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.