Home / 684,325.77-1,026,467.37-284,956.47

Finding the Fourth Proportional to 684,325.77, 1,026,467.37 and 284,956.47

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Solution

The fourth proportional to 684,325.77, 1,026,467.37 and 284,956.47 is: 427,425.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,325.77 : 1,026,467.37 = 284,956.47 : x
  2. Step 2: Convert to fraction form
    684,325.77/1,026,467.37 = 284,956.47/x
  3. Step 3: Cross multiply
    684,325.77x = 1,026,467.37 × 284,956.47
  4. Step 4: Simplify right side
    684,325.77x = 292,498,518,325.38
  5. Step 5: Solve for x
    x = 292,498,518,325.38/684,325.77
  6. Step 6: Final answer
    x = 427,425.84

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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.