Home / 684,350.64-1,026,508.68-185,701.68

Finding the Fourth Proportional to 684,350.64, 1,026,508.68 and 185,701.68

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Solution

The fourth proportional to 684,350.64, 1,026,508.68 and 185,701.68 is: 278,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,350.64 : 1,026,508.68 = 185,701.68 : x
  2. Step 2: Convert to fraction form
    684,350.64/1,026,508.68 = 185,701.68/x
  3. Step 3: Cross multiply
    684,350.64x = 1,026,508.68 × 185,701.68
  4. Step 4: Simplify right side
    684,350.64x = 190,624,386,410.58
  5. Step 5: Solve for x
    x = 190,624,386,410.58/684,350.64
  6. Step 6: Final answer
    x = 278,547.83

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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.