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Finding the Fourth Proportional to 650,669.40, 975,975.36 and 177,354.72

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Solution

The fourth proportional to 650,669.40, 975,975.36 and 177,354.72 is: 266,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,669.40 : 975,975.36 = 177,354.72 : x
  2. Step 2: Convert to fraction form
    650,669.40/975,975.36 = 177,354.72/x
  3. Step 3: Cross multiply
    650,669.40x = 975,975.36 × 177,354.72
  4. Step 4: Simplify right side
    650,669.40x = 173,093,836,699.70
  5. Step 5: Solve for x
    x = 173,093,836,699.70/650,669.40
  6. Step 6: Final answer
    x = 266,024.25

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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.