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Finding the Fourth Proportional to 383,602.32, 529,598.03 and 341,043.10

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Solution

The fourth proportional to 383,602.32, 529,598.03 and 341,043.10 is: 470,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,602.32 : 529,598.03 = 341,043.10 : x
  2. Step 2: Convert to fraction form
    383,602.32/529,598.03 = 341,043.10/x
  3. Step 3: Cross multiply
    383,602.32x = 529,598.03 × 341,043.10
  4. Step 4: Simplify right side
    383,602.32x = 180,615,750,875.88
  5. Step 5: Solve for x
    x = 180,615,750,875.88/383,602.32
  6. Step 6: Final answer
    x = 470,841.13

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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.