Home / 707,868.59-1,059,824.18-382,490.91

Finding the Fourth Proportional to 707,868.59, 1,059,824.18 and 382,490.91

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Solution

The fourth proportional to 707,868.59, 1,059,824.18 and 382,490.91 is: 572,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,868.59 : 1,059,824.18 = 382,490.91 : x
  2. Step 2: Convert to fraction form
    707,868.59/1,059,824.18 = 382,490.91/x
  3. Step 3: Cross multiply
    707,868.59x = 1,059,824.18 × 382,490.91
  4. Step 4: Simplify right side
    707,868.59x = 405,373,116,004.43
  5. Step 5: Solve for x
    x = 405,373,116,004.43/707,868.59
  6. Step 6: Final answer
    x = 572,667.19

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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.