Home / 432,819.06-652,182.89-355,661.70

Finding the Fourth Proportional to 432,819.06, 652,182.89 and 355,661.70

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Solution

The fourth proportional to 432,819.06, 652,182.89 and 355,661.70 is: 535,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,819.06 : 652,182.89 = 355,661.70 : x
  2. Step 2: Convert to fraction form
    432,819.06/652,182.89 = 355,661.70/x
  3. Step 3: Cross multiply
    432,819.06x = 652,182.89 × 355,661.70
  4. Step 4: Simplify right side
    432,819.06x = 231,956,475,368.31
  5. Step 5: Solve for x
    x = 231,956,475,368.31/432,819.06
  6. Step 6: Final answer
    x = 535,920.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.