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Finding the Fourth Proportional to 474,477.60, 710,679.60 and 368,464.80

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Solution

The fourth proportional to 474,477.60, 710,679.60 and 368,464.80 is: 551,892.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,477.60 : 710,679.60 = 368,464.80 : x
  2. Step 2: Convert to fraction form
    474,477.60/710,679.60 = 368,464.80/x
  3. Step 3: Cross multiply
    474,477.60x = 710,679.60 × 368,464.80
  4. Step 4: Simplify right side
    474,477.60x = 261,860,416,678.08
  5. Step 5: Solve for x
    x = 261,860,416,678.08/474,477.60
  6. Step 6: Final answer
    x = 551,892.05

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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.