Home / 899,653.24-1,349,549.56-300,616.48

Finding the Fourth Proportional to 899,653.24, 1,349,549.56 and 300,616.48

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Solution

The fourth proportional to 899,653.24, 1,349,549.56 and 300,616.48 is: 450,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,653.24 : 1,349,549.56 = 300,616.48 : x
  2. Step 2: Convert to fraction form
    899,653.24/1,349,549.56 = 300,616.48/x
  3. Step 3: Cross multiply
    899,653.24x = 1,349,549.56 × 300,616.48
  4. Step 4: Simplify right side
    899,653.24x = 405,696,838,312.75
  5. Step 5: Solve for x
    x = 405,696,838,312.75/899,653.24
  6. Step 6: Final answer
    x = 450,948.01

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Double scale
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Similar ratio
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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.