Home / 832,129.50-1,148,334.78-450,152.94

Finding the Fourth Proportional to 832,129.50, 1,148,334.78 and 450,152.94

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Solution

The fourth proportional to 832,129.50, 1,148,334.78 and 450,152.94 is: 621,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,129.50 : 1,148,334.78 = 450,152.94 : x
  2. Step 2: Convert to fraction form
    832,129.50/1,148,334.78 = 450,152.94/x
  3. Step 3: Cross multiply
    832,129.50x = 1,148,334.78 × 450,152.94
  4. Step 4: Simplify right side
    832,129.50x = 516,926,277,321.25
  5. Step 5: Solve for x
    x = 516,926,277,321.25/832,129.50
  6. Step 6: Final answer
    x = 621,208.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.