Home / 887,316.48-1,331,199.24-247,620.14

Finding the Fourth Proportional to 887,316.48, 1,331,199.24 and 247,620.14

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Solution

The fourth proportional to 887,316.48, 1,331,199.24 and 247,620.14 is: 371,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,316.48 : 1,331,199.24 = 247,620.14 : x
  2. Step 2: Convert to fraction form
    887,316.48/1,331,199.24 = 247,620.14/x
  3. Step 3: Cross multiply
    887,316.48x = 1,331,199.24 × 247,620.14
  4. Step 4: Simplify right side
    887,316.48x = 329,631,742,176.69
  5. Step 5: Solve for x
    x = 329,631,742,176.69/887,316.48
  6. Step 6: Final answer
    x = 371,492.87

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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.