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Finding the Fourth Proportional to 704,484.53, 972,190.53 and 382,194.62

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Solution

The fourth proportional to 704,484.53, 972,190.53 and 382,194.62 is: 527,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,484.53 : 972,190.53 = 382,194.62 : x
  2. Step 2: Convert to fraction form
    704,484.53/972,190.53 = 382,194.62/x
  3. Step 3: Cross multiply
    704,484.53x = 972,190.53 × 382,194.62
  4. Step 4: Simplify right side
    704,484.53x = 371,565,993,017.58
  5. Step 5: Solve for x
    x = 371,565,993,017.58/704,484.53
  6. Step 6: Final answer
    x = 527,429.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.