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Finding the Fourth Proportional to 607,215.52, 910,934.24 and 303,768.36

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Solution

The fourth proportional to 607,215.52, 910,934.24 and 303,768.36 is: 455,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,215.52 : 910,934.24 = 303,768.36 : x
  2. Step 2: Convert to fraction form
    607,215.52/910,934.24 = 303,768.36/x
  3. Step 3: Cross multiply
    607,215.52x = 910,934.24 × 303,768.36
  4. Step 4: Simplify right side
    607,215.52x = 276,713,000,152.65
  5. Step 5: Solve for x
    x = 276,713,000,152.65/607,215.52
  6. Step 6: Final answer
    x = 455,708.05

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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.