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Finding the Fourth Proportional to 606,779.10, 910,423.80 and 325,968.30

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Solution

The fourth proportional to 606,779.10, 910,423.80 and 325,968.30 is: 489,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,779.10 : 910,423.80 = 325,968.30 : x
  2. Step 2: Convert to fraction form
    606,779.10/910,423.80 = 325,968.30/x
  3. Step 3: Cross multiply
    606,779.10x = 910,423.80 × 325,968.30
  4. Step 4: Simplify right side
    606,779.10x = 296,769,298,365.54
  5. Step 5: Solve for x
    x = 296,769,298,365.54/606,779.10
  6. Step 6: Final answer
    x = 489,089.52

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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.