Home / 652,344.45-900,265.65-407,474.18

Finding the Fourth Proportional to 652,344.45, 900,265.65 and 407,474.18

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Solution

The fourth proportional to 652,344.45, 900,265.65 and 407,474.18 is: 562,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,344.45 : 900,265.65 = 407,474.18 : x
  2. Step 2: Convert to fraction form
    652,344.45/900,265.65 = 407,474.18/x
  3. Step 3: Cross multiply
    652,344.45x = 900,265.65 × 407,474.18
  4. Step 4: Simplify right side
    652,344.45x = 366,835,008,947.04
  5. Step 5: Solve for x
    x = 366,835,008,947.04/652,344.45
  6. Step 6: Final answer
    x = 562,333.30

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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.