Home / 952,328.40-1,428,492.60-938,331.60

Finding the Fourth Proportional to 952,328.40, 1,428,492.60 and 938,331.60

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Solution

The fourth proportional to 952,328.40, 1,428,492.60 and 938,331.60 is: 1,407,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,328.40 : 1,428,492.60 = 938,331.60 : x
  2. Step 2: Convert to fraction form
    952,328.40/1,428,492.60 = 938,331.60/x
  3. Step 3: Cross multiply
    952,328.40x = 1,428,492.60 × 938,331.60
  4. Step 4: Simplify right side
    952,328.40x = 1,340,399,746,946.16
  5. Step 5: Solve for x
    x = 1,340,399,746,946.16/952,328.40
  6. Step 6: Final answer
    x = 1,407,497.40

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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.