Home / 282,944.24-390,461.01-155,617.10

Finding the Fourth Proportional to 282,944.24, 390,461.01 and 155,617.10

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Solution

The fourth proportional to 282,944.24, 390,461.01 and 155,617.10 is: 214,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,944.24 : 390,461.01 = 155,617.10 : x
  2. Step 2: Convert to fraction form
    282,944.24/390,461.01 = 155,617.10/x
  3. Step 3: Cross multiply
    282,944.24x = 390,461.01 × 155,617.10
  4. Step 4: Simplify right side
    282,944.24x = 60,762,410,039.27
  5. Step 5: Solve for x
    x = 60,762,410,039.27/282,944.24
  6. Step 6: Final answer
    x = 214,750.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.