Home / 434,322.20-651,483.30-372,114.20

Finding the Fourth Proportional to 434,322.20, 651,483.30 and 372,114.20

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Solution

The fourth proportional to 434,322.20, 651,483.30 and 372,114.20 is: 558,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,322.20 : 651,483.30 = 372,114.20 : x
  2. Step 2: Convert to fraction form
    434,322.20/651,483.30 = 372,114.20/x
  3. Step 3: Cross multiply
    434,322.20x = 651,483.30 × 372,114.20
  4. Step 4: Simplify right side
    434,322.20x = 242,426,186,992.86
  5. Step 5: Solve for x
    x = 242,426,186,992.86/434,322.20
  6. Step 6: Final answer
    x = 558,171.30

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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.