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Finding the Fourth Proportional to 578,701.27, 868,052 and 241,558.01

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Solution

The fourth proportional to 578,701.27, 868,052 and 241,558.01 is: 362,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,701.27 : 868,052 = 241,558.01 : x
  2. Step 2: Convert to fraction form
    578,701.27/868,052 = 241,558.01/x
  3. Step 3: Cross multiply
    578,701.27x = 868,052 × 241,558.01
  4. Step 4: Simplify right side
    578,701.27x = 209,684,913,696.52
  5. Step 5: Solve for x
    x = 209,684,913,696.52/578,701.27
  6. Step 6: Final answer
    x = 362,337.05

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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.