Home / 1,472,580.80-2,208,625.16-407,730.50

Finding the Fourth Proportional to 1,472,580.80, 2,208,625.16 and 407,730.50

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Solution

The fourth proportional to 1,472,580.80, 2,208,625.16 and 407,730.50 is: 611,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,580.80 : 2,208,625.16 = 407,730.50 : x
  2. Step 2: Convert to fraction form
    1,472,580.80/2,208,625.16 = 407,730.50/x
  3. Step 3: Cross multiply
    1,472,580.80x = 2,208,625.16 × 407,730.50
  4. Step 4: Simplify right side
    1,472,580.80x = 900,523,840,799.38
  5. Step 5: Solve for x
    x = 900,523,840,799.38/1,472,580.80
  6. Step 6: Final answer
    x = 611,527.63

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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.