Home / 347,410.04-521,157.10-122,724.50

Finding the Fourth Proportional to 347,410.04, 521,157.10 and 122,724.50

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Solution

The fourth proportional to 347,410.04, 521,157.10 and 122,724.50 is: 184,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,410.04 : 521,157.10 = 122,724.50 : x
  2. Step 2: Convert to fraction form
    347,410.04/521,157.10 = 122,724.50/x
  3. Step 3: Cross multiply
    347,410.04x = 521,157.10 × 122,724.50
  4. Step 4: Simplify right side
    347,410.04x = 63,958,744,518.95
  5. Step 5: Solve for x
    x = 63,958,744,518.95/347,410.04
  6. Step 6: Final answer
    x = 184,101.60

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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.