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Finding the Fourth Proportional to 588,220.40, 881,639.40 and 251,260.40

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Solution

The fourth proportional to 588,220.40, 881,639.40 and 251,260.40 is: 376,595.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,220.40 : 881,639.40 = 251,260.40 : x
  2. Step 2: Convert to fraction form
    588,220.40/881,639.40 = 251,260.40/x
  3. Step 3: Cross multiply
    588,220.40x = 881,639.40 × 251,260.40
  4. Step 4: Simplify right side
    588,220.40x = 221,521,068,299.76
  5. Step 5: Solve for x
    x = 221,521,068,299.76/588,220.40
  6. Step 6: Final answer
    x = 376,595.35

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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.