Home / 477,545.10-659,008.55-262,680.45

Finding the Fourth Proportional to 477,545.10, 659,008.55 and 262,680.45

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Solution

The fourth proportional to 477,545.10, 659,008.55 and 262,680.45 is: 362,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,545.10 : 659,008.55 = 262,680.45 : x
  2. Step 2: Convert to fraction form
    477,545.10/659,008.55 = 262,680.45/x
  3. Step 3: Cross multiply
    477,545.10x = 659,008.55 × 262,680.45
  4. Step 4: Simplify right side
    477,545.10x = 173,108,661,154.45
  5. Step 5: Solve for x
    x = 173,108,661,154.45/477,545.10
  6. Step 6: Final answer
    x = 362,496.99

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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.