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Finding the Fourth Proportional to 586,926, 880,689.26 and 279,526.01

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Solution

The fourth proportional to 586,926, 880,689.26 and 279,526.01 is: 419,432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,926 : 880,689.26 = 279,526.01 : x
  2. Step 2: Convert to fraction form
    586,926/880,689.26 = 279,526.01/x
  3. Step 3: Cross multiply
    586,926x = 880,689.26 × 279,526.01
  4. Step 4: Simplify right side
    586,926x = 246,175,549,096.58
  5. Step 5: Solve for x
    x = 246,175,549,096.58/586,926
  6. Step 6: Final answer
    x = 419,432.01

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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.