Home / 832,227.57-1,148,474.29-469,728.21

Finding the Fourth Proportional to 832,227.57, 1,148,474.29 and 469,728.21

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Solution

The fourth proportional to 832,227.57, 1,148,474.29 and 469,728.21 is: 648,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,227.57 : 1,148,474.29 = 469,728.21 : x
  2. Step 2: Convert to fraction form
    832,227.57/1,148,474.29 = 469,728.21/x
  3. Step 3: Cross multiply
    832,227.57x = 1,148,474.29 × 469,728.21
  4. Step 4: Simplify right side
    832,227.57x = 539,470,772,472.72
  5. Step 5: Solve for x
    x = 539,470,772,472.72/832,227.57
  6. Step 6: Final answer
    x = 648,225.07

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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.