Home / 652,303.26-900,167.66-380,529.18

Finding the Fourth Proportional to 652,303.26, 900,167.66 and 380,529.18

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Solution

The fourth proportional to 652,303.26, 900,167.66 and 380,529.18 is: 525,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,303.26 : 900,167.66 = 380,529.18 : x
  2. Step 2: Convert to fraction form
    652,303.26/900,167.66 = 380,529.18/x
  3. Step 3: Cross multiply
    652,303.26x = 900,167.66 × 380,529.18
  4. Step 4: Simplify right side
    652,303.26x = 342,540,061,522.32
  5. Step 5: Solve for x
    x = 342,540,061,522.32/652,303.26
  6. Step 6: Final answer
    x = 525,123.95

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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.