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Finding the Fourth Proportional to 434,557.30, 650,799.15 and 434,557.30

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Solution

The fourth proportional to 434,557.30, 650,799.15 and 434,557.30 is: 650,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,557.30 : 650,799.15 = 434,557.30 : x
  2. Step 2: Convert to fraction form
    434,557.30/650,799.15 = 434,557.30/x
  3. Step 3: Cross multiply
    434,557.30x = 650,799.15 × 434,557.30
  4. Step 4: Simplify right side
    434,557.30x = 282,809,521,466.30
  5. Step 5: Solve for x
    x = 282,809,521,466.30/434,557.30
  6. Step 6: Final answer
    x = 650,799.15

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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.