Home / 434,366.80-651,031.80-223,896.40

Finding the Fourth Proportional to 434,366.80, 651,031.80 and 223,896.40

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Solution

The fourth proportional to 434,366.80, 651,031.80 and 223,896.40 is: 335,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,366.80 : 651,031.80 = 223,896.40 : x
  2. Step 2: Convert to fraction form
    434,366.80/651,031.80 = 223,896.40/x
  3. Step 3: Cross multiply
    434,366.80x = 651,031.80 × 223,896.40
  4. Step 4: Simplify right side
    434,366.80x = 145,763,676,305.52
  5. Step 5: Solve for x
    x = 145,763,676,305.52/434,366.80
  6. Step 6: Final answer
    x = 335,577.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.