Home / 652,156.95-899,975.76-361,812.56

Finding the Fourth Proportional to 652,156.95, 899,975.76 and 361,812.56

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Solution

The fourth proportional to 652,156.95, 899,975.76 and 361,812.56 is: 499,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,156.95 : 899,975.76 = 361,812.56 : x
  2. Step 2: Convert to fraction form
    652,156.95/899,975.76 = 361,812.56/x
  3. Step 3: Cross multiply
    652,156.95x = 899,975.76 × 361,812.56
  4. Step 4: Simplify right side
    652,156.95x = 325,622,533,663.55
  5. Step 5: Solve for x
    x = 325,622,533,663.55/652,156.95
  6. Step 6: Final answer
    x = 499,300.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.