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Finding the Fourth Proportional to 606,312.96, 909,468.80 and 163,080.96

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Solution

The fourth proportional to 606,312.96, 909,468.80 and 163,080.96 is: 244,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,312.96 : 909,468.80 = 163,080.96 : x
  2. Step 2: Convert to fraction form
    606,312.96/909,468.80 = 163,080.96/x
  3. Step 3: Cross multiply
    606,312.96x = 909,468.80 × 163,080.96
  4. Step 4: Simplify right side
    606,312.96x = 148,317,044,994.05
  5. Step 5: Solve for x
    x = 148,317,044,994.05/606,312.96
  6. Step 6: Final answer
    x = 244,621.27

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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.