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Finding the Fourth Proportional to 511,850.64, 706,212.08 and 330,570.24

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Solution

The fourth proportional to 511,850.64, 706,212.08 and 330,570.24 is: 456,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,850.64 : 706,212.08 = 330,570.24 : x
  2. Step 2: Convert to fraction form
    511,850.64/706,212.08 = 330,570.24/x
  3. Step 3: Cross multiply
    511,850.64x = 706,212.08 × 330,570.24
  4. Step 4: Simplify right side
    511,850.64x = 233,452,696,776.50
  5. Step 5: Solve for x
    x = 233,452,696,776.50/511,850.64
  6. Step 6: Final answer
    x = 456,095.35

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1.5x scale

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.