Home / 908,123.09-1,361,477.78-587,597.72

Finding the Fourth Proportional to 908,123.09, 1,361,477.78 and 587,597.72

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Solution

The fourth proportional to 908,123.09, 1,361,477.78 and 587,597.72 is: 880,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,123.09 : 1,361,477.78 = 587,597.72 : x
  2. Step 2: Convert to fraction form
    908,123.09/1,361,477.78 = 587,597.72/x
  3. Step 3: Cross multiply
    908,123.09x = 1,361,477.78 × 587,597.72
  4. Step 4: Simplify right side
    908,123.09x = 800,001,236,420.67
  5. Step 5: Solve for x
    x = 800,001,236,420.67/908,123.09
  6. Step 6: Final answer
    x = 880,939.21

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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.