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Finding the Fourth Proportional to 710,759.07, 980,734.10 and 404,841.41

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Solution

The fourth proportional to 710,759.07, 980,734.10 and 404,841.41 is: 558,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,759.07 : 980,734.10 = 404,841.41 : x
  2. Step 2: Convert to fraction form
    710,759.07/980,734.10 = 404,841.41/x
  3. Step 3: Cross multiply
    710,759.07x = 980,734.10 × 404,841.41
  4. Step 4: Simplify right side
    710,759.07x = 397,041,772,628.96
  5. Step 5: Solve for x
    x = 397,041,772,628.96/710,759.07
  6. Step 6: Final answer
    x = 558,616.54

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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.