Home / 910,284.49-1,365,427.41-311,250.15

Finding the Fourth Proportional to 910,284.49, 1,365,427.41 and 311,250.15

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Solution

The fourth proportional to 910,284.49, 1,365,427.41 and 311,250.15 is: 466,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,284.49 : 1,365,427.41 = 311,250.15 : x
  2. Step 2: Convert to fraction form
    910,284.49/1,365,427.41 = 311,250.15/x
  3. Step 3: Cross multiply
    910,284.49x = 1,365,427.41 × 311,250.15
  4. Step 4: Simplify right side
    910,284.49x = 424,989,486,176.61
  5. Step 5: Solve for x
    x = 424,989,486,176.61/910,284.49
  6. Step 6: Final answer
    x = 466,875.46

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Double scale
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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.