Home / 668,064.08-1,001,847.36-268,570.40

Finding the Fourth Proportional to 668,064.08, 1,001,847.36 and 268,570.40

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Solution

The fourth proportional to 668,064.08, 1,001,847.36 and 268,570.40 is: 402,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,064.08 : 1,001,847.36 = 268,570.40 : x
  2. Step 2: Convert to fraction form
    668,064.08/1,001,847.36 = 268,570.40/x
  3. Step 3: Cross multiply
    668,064.08x = 1,001,847.36 × 268,570.40
  4. Step 4: Simplify right side
    668,064.08x = 269,066,546,214.14
  5. Step 5: Solve for x
    x = 269,066,546,214.14/668,064.08
  6. Step 6: Final answer
    x = 402,755.60

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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.