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Finding the Fourth Proportional to 607,532.80, 910,424.40 and 270,297.40

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Solution

The fourth proportional to 607,532.80, 910,424.40 and 270,297.40 is: 405,056.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,532.80 : 910,424.40 = 270,297.40 : x
  2. Step 2: Convert to fraction form
    607,532.80/910,424.40 = 270,297.40/x
  3. Step 3: Cross multiply
    607,532.80x = 910,424.40 × 270,297.40
  4. Step 4: Simplify right side
    607,532.80x = 246,085,348,216.56
  5. Step 5: Solve for x
    x = 246,085,348,216.56/607,532.80
  6. Step 6: Final answer
    x = 405,056.89

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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.