Home / 588,881.40-812,595.30-330,787.32

Finding the Fourth Proportional to 588,881.40, 812,595.30 and 330,787.32

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Solution

The fourth proportional to 588,881.40, 812,595.30 and 330,787.32 is: 456,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,881.40 : 812,595.30 = 330,787.32 : x
  2. Step 2: Convert to fraction form
    588,881.40/812,595.30 = 330,787.32/x
  3. Step 3: Cross multiply
    588,881.40x = 812,595.30 × 330,787.32
  4. Step 4: Simplify right side
    588,881.40x = 268,796,221,531.60
  5. Step 5: Solve for x
    x = 268,796,221,531.60/588,881.40
  6. Step 6: Final answer
    x = 456,452.22

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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.