Home / 868,586.59-1,303,054.03-299,988.54

Finding the Fourth Proportional to 868,586.59, 1,303,054.03 and 299,988.54

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Solution

The fourth proportional to 868,586.59, 1,303,054.03 and 299,988.54 is: 450,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,586.59 : 1,303,054.03 = 299,988.54 : x
  2. Step 2: Convert to fraction form
    868,586.59/1,303,054.03 = 299,988.54/x
  3. Step 3: Cross multiply
    868,586.59x = 1,303,054.03 × 299,988.54
  4. Step 4: Simplify right side
    868,586.59x = 390,901,276,000.82
  5. Step 5: Solve for x
    x = 390,901,276,000.82/868,586.59
  6. Step 6: Final answer
    x = 450,042.96

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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.