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Finding the Fourth Proportional to 586,927, 880,690.76 and 279,527.01

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Solution

The fourth proportional to 586,927, 880,690.76 and 279,527.01 is: 419,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,927 : 880,690.76 = 279,527.01 : x
  2. Step 2: Convert to fraction form
    586,927/880,690.76 = 279,527.01/x
  3. Step 3: Cross multiply
    586,927x = 880,690.76 × 279,527.01
  4. Step 4: Simplify right side
    586,927x = 246,176,854,877.43
  5. Step 5: Solve for x
    x = 246,176,854,877.43/586,927
  6. Step 6: Final answer
    x = 419,433.52

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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.