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Finding the Fourth Proportional to 600,712.59, 828,980.40 and 325,070.25

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Solution

The fourth proportional to 600,712.59, 828,980.40 and 325,070.25 is: 448,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,712.59 : 828,980.40 = 325,070.25 : x
  2. Step 2: Convert to fraction form
    600,712.59/828,980.40 = 325,070.25/x
  3. Step 3: Cross multiply
    600,712.59x = 828,980.40 × 325,070.25
  4. Step 4: Simplify right side
    600,712.59x = 269,476,864,654.09
  5. Step 5: Solve for x
    x = 269,476,864,654.09/600,712.59
  6. Step 6: Final answer
    x = 448,595.33

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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.