Home / 684,429.60-1,026,547.20-235,171.20

Finding the Fourth Proportional to 684,429.60, 1,026,547.20 and 235,171.20

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Solution

The fourth proportional to 684,429.60, 1,026,547.20 and 235,171.20 is: 352,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,429.60 : 1,026,547.20 = 235,171.20 : x
  2. Step 2: Convert to fraction form
    684,429.60/1,026,547.20 = 235,171.20/x
  3. Step 3: Cross multiply
    684,429.60x = 1,026,547.20 × 235,171.20
  4. Step 4: Simplify right side
    684,429.60x = 241,414,336,880.64
  5. Step 5: Solve for x
    x = 241,414,336,880.64/684,429.60
  6. Step 6: Final answer
    x = 352,723.40

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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.