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Finding the Fourth Proportional to 586,522.05, 880,852.28 and 513,038.85

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Solution

The fourth proportional to 586,522.05, 880,852.28 and 513,038.85 is: 770,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,522.05 : 880,852.28 = 513,038.85 : x
  2. Step 2: Convert to fraction form
    586,522.05/880,852.28 = 513,038.85/x
  3. Step 3: Cross multiply
    586,522.05x = 880,852.28 × 513,038.85
  4. Step 4: Simplify right side
    586,522.05x = 451,911,438,185.88
  5. Step 5: Solve for x
    x = 451,911,438,185.88/586,522.05
  6. Step 6: Final answer
    x = 770,493.52

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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.