Home / 897,656.43-1,345,321.28-364,558.17

Finding the Fourth Proportional to 897,656.43, 1,345,321.28 and 364,558.17

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Solution

The fourth proportional to 897,656.43, 1,345,321.28 and 364,558.17 is: 546,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,656.43 : 1,345,321.28 = 364,558.17 : x
  2. Step 2: Convert to fraction form
    897,656.43/1,345,321.28 = 364,558.17/x
  3. Step 3: Cross multiply
    897,656.43x = 1,345,321.28 × 364,558.17
  4. Step 4: Simplify right side
    897,656.43x = 490,447,864,810.25
  5. Step 5: Solve for x
    x = 490,447,864,810.25/897,656.43
  6. Step 6: Final answer
    x = 546,364.79

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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.