Home / 914,808.91-1,262,463.99-506,872.60

Finding the Fourth Proportional to 914,808.91, 1,262,463.99 and 506,872.60

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Solution

The fourth proportional to 914,808.91, 1,262,463.99 and 506,872.60 is: 699,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,808.91 : 1,262,463.99 = 506,872.60 : x
  2. Step 2: Convert to fraction form
    914,808.91/1,262,463.99 = 506,872.60/x
  3. Step 3: Cross multiply
    914,808.91x = 1,262,463.99 × 506,872.60
  4. Step 4: Simplify right side
    914,808.91x = 639,908,405,017.67
  5. Step 5: Solve for x
    x = 639,908,405,017.67/914,808.91
  6. Step 6: Final answer
    x = 699,499.53

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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.