Home / 434,006.48-650,232.12-153,344.72

Finding the Fourth Proportional to 434,006.48, 650,232.12 and 153,344.72

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Solution

The fourth proportional to 434,006.48, 650,232.12 and 153,344.72 is: 229,742.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,006.48 : 650,232.12 = 153,344.72 : x
  2. Step 2: Convert to fraction form
    434,006.48/650,232.12 = 153,344.72/x
  3. Step 3: Cross multiply
    434,006.48x = 650,232.12 × 153,344.72
  4. Step 4: Simplify right side
    434,006.48x = 99,709,662,376.41
  5. Step 5: Solve for x
    x = 99,709,662,376.41/434,006.48
  6. Step 6: Final answer
    x = 229,742.34

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1.5x scale

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.