Home / 954,720.35-1,431,774.22-314,880.23

Finding the Fourth Proportional to 954,720.35, 1,431,774.22 and 314,880.23

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Solution

The fourth proportional to 954,720.35, 1,431,774.22 and 314,880.23 is: 472,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,720.35 : 1,431,774.22 = 314,880.23 : x
  2. Step 2: Convert to fraction form
    954,720.35/1,431,774.22 = 314,880.23/x
  3. Step 3: Cross multiply
    954,720.35x = 1,431,774.22 × 314,880.23
  4. Step 4: Simplify right side
    954,720.35x = 450,837,395,701.67
  5. Step 5: Solve for x
    x = 450,837,395,701.67/954,720.35
  6. Step 6: Final answer
    x = 472,219.32

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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.