Home / 477,931.34-659,545.43-263,069.86

Finding the Fourth Proportional to 477,931.34, 659,545.43 and 263,069.86

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Solution

The fourth proportional to 477,931.34, 659,545.43 and 263,069.86 is: 363,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,931.34 : 659,545.43 = 263,069.86 : x
  2. Step 2: Convert to fraction form
    477,931.34/659,545.43 = 263,069.86/x
  3. Step 3: Cross multiply
    477,931.34x = 659,545.43 × 263,069.86
  4. Step 4: Simplify right side
    477,931.34x = 173,506,523,933.74
  5. Step 5: Solve for x
    x = 173,506,523,933.74/477,931.34
  6. Step 6: Final answer
    x = 363,036.51

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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.