Home / 434,712.20-652,068.30-293,707.40

Finding the Fourth Proportional to 434,712.20, 652,068.30 and 293,707.40

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Solution

The fourth proportional to 434,712.20, 652,068.30 and 293,707.40 is: 440,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,712.20 : 652,068.30 = 293,707.40 : x
  2. Step 2: Convert to fraction form
    434,712.20/652,068.30 = 293,707.40/x
  3. Step 3: Cross multiply
    434,712.20x = 652,068.30 × 293,707.40
  4. Step 4: Simplify right side
    434,712.20x = 191,517,285,015.42
  5. Step 5: Solve for x
    x = 191,517,285,015.42/434,712.20
  6. Step 6: Final answer
    x = 440,561.10

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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.