Home / 472,975.20-652,681.80-258,113.52

Finding the Fourth Proportional to 472,975.20, 652,681.80 and 258,113.52

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Solution

The fourth proportional to 472,975.20, 652,681.80 and 258,113.52 is: 356,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,975.20 : 652,681.80 = 258,113.52 : x
  2. Step 2: Convert to fraction form
    472,975.20/652,681.80 = 258,113.52/x
  3. Step 3: Cross multiply
    472,975.20x = 652,681.80 × 258,113.52
  4. Step 4: Simplify right side
    472,975.20x = 168,465,996,837.94
  5. Step 5: Solve for x
    x = 168,465,996,837.94/472,975.20
  6. Step 6: Final answer
    x = 356,183.57

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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.