Home / 684,897.93-1,027,522.17-400,827.69

Finding the Fourth Proportional to 684,897.93, 1,027,522.17 and 400,827.69

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Solution

The fourth proportional to 684,897.93, 1,027,522.17 and 400,827.69 is: 601,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,897.93 : 1,027,522.17 = 400,827.69 : x
  2. Step 2: Convert to fraction form
    684,897.93/1,027,522.17 = 400,827.69/x
  3. Step 3: Cross multiply
    684,897.93x = 1,027,522.17 × 400,827.69
  4. Step 4: Simplify right side
    684,897.93x = 411,859,337,824.89
  5. Step 5: Solve for x
    x = 411,859,337,824.89/684,897.93
  6. Step 6: Final answer
    x = 601,344.11

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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.