Home / 867,901.28-1,302,059.79-362,180.93

Finding the Fourth Proportional to 867,901.28, 1,302,059.79 and 362,180.93

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Solution

The fourth proportional to 867,901.28, 1,302,059.79 and 362,180.93 is: 543,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,901.28 : 1,302,059.79 = 362,180.93 : x
  2. Step 2: Convert to fraction form
    867,901.28/1,302,059.79 = 362,180.93/x
  3. Step 3: Cross multiply
    867,901.28x = 1,302,059.79 × 362,180.93
  4. Step 4: Simplify right side
    867,901.28x = 471,581,219,147.51
  5. Step 5: Solve for x
    x = 471,581,219,147.51/867,901.28
  6. Step 6: Final answer
    x = 543,358.14

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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.