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Finding the Fourth Proportional to 442,293.08, 662,467.16 and 365,521.53

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Solution

The fourth proportional to 442,293.08, 662,467.16 and 365,521.53 is: 547,478.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,293.08 : 662,467.16 = 365,521.53 : x
  2. Step 2: Convert to fraction form
    442,293.08/662,467.16 = 365,521.53/x
  3. Step 3: Cross multiply
    442,293.08x = 662,467.16 × 365,521.53
  4. Step 4: Simplify right side
    442,293.08x = 242,146,008,070.35
  5. Step 5: Solve for x
    x = 242,146,008,070.35/442,293.08
  6. Step 6: Final answer
    x = 547,478.63

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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.