Home / 867,580.68-1,301,426.15-268,491.54

Finding the Fourth Proportional to 867,580.68, 1,301,426.15 and 268,491.54

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Solution

The fourth proportional to 867,580.68, 1,301,426.15 and 268,491.54 is: 402,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,580.68 : 1,301,426.15 = 268,491.54 : x
  2. Step 2: Convert to fraction form
    867,580.68/1,301,426.15 = 268,491.54/x
  3. Step 3: Cross multiply
    867,580.68x = 1,301,426.15 × 268,491.54
  4. Step 4: Simplify right side
    867,580.68x = 349,421,909,867.31
  5. Step 5: Solve for x
    x = 349,421,909,867.31/867,580.68
  6. Step 6: Final answer
    x = 402,754.37

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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.