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Finding the Fourth Proportional to 607,425.09, 910,569.70 and 270,282.64

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Solution

The fourth proportional to 607,425.09, 910,569.70 and 270,282.64 is: 405,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,425.09 : 910,569.70 = 270,282.64 : x
  2. Step 2: Convert to fraction form
    607,425.09/910,569.70 = 270,282.64/x
  3. Step 3: Cross multiply
    607,425.09x = 910,569.70 × 270,282.64
  4. Step 4: Simplify right side
    607,425.09x = 246,111,182,420.01
  5. Step 5: Solve for x
    x = 246,111,182,420.01/607,425.09
  6. Step 6: Final answer
    x = 405,171.25

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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.