Home / 864,210.70-1,295,584.06-358,456.02

Finding the Fourth Proportional to 864,210.70, 1,295,584.06 and 358,456.02

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Solution

The fourth proportional to 864,210.70, 1,295,584.06 and 358,456.02 is: 537,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,210.70 : 1,295,584.06 = 358,456.02 : x
  2. Step 2: Convert to fraction form
    864,210.70/1,295,584.06 = 358,456.02/x
  3. Step 3: Cross multiply
    864,210.70x = 1,295,584.06 × 358,456.02
  4. Step 4: Simplify right side
    864,210.70x = 464,409,905,723.04
  5. Step 5: Solve for x
    x = 464,409,905,723.04/864,210.70
  6. Step 6: Final answer
    x = 537,380.42

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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.