Home / 683,433.76-1,025,248.56-210,158.68

Finding the Fourth Proportional to 683,433.76, 1,025,248.56 and 210,158.68

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Solution

The fourth proportional to 683,433.76, 1,025,248.56 and 210,158.68 is: 315,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,433.76 : 1,025,248.56 = 210,158.68 : x
  2. Step 2: Convert to fraction form
    683,433.76/1,025,248.56 = 210,158.68/x
  3. Step 3: Cross multiply
    683,433.76x = 1,025,248.56 × 210,158.68
  4. Step 4: Simplify right side
    683,433.76x = 215,464,884,041.50
  5. Step 5: Solve for x
    x = 215,464,884,041.50/683,433.76
  6. Step 6: Final answer
    x = 315,268.13

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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.