Home / 954,461.78-1,431,388.39-314,646.27

Finding the Fourth Proportional to 954,461.78, 1,431,388.39 and 314,646.27

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Solution

The fourth proportional to 954,461.78, 1,431,388.39 and 314,646.27 is: 471,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,461.78 : 1,431,388.39 = 314,646.27 : x
  2. Step 2: Convert to fraction form
    954,461.78/1,431,388.39 = 314,646.27/x
  3. Step 3: Cross multiply
    954,461.78x = 1,431,388.39 × 314,646.27
  4. Step 4: Simplify right side
    954,461.78x = 450,381,019,437.06
  5. Step 5: Solve for x
    x = 450,381,019,437.06/954,461.78
  6. Step 6: Final answer
    x = 471,869.10

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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.