Home / 631,920.47-947,787.23-232,467.81

Finding the Fourth Proportional to 631,920.47, 947,787.23 and 232,467.81

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Solution

The fourth proportional to 631,920.47, 947,787.23 and 232,467.81 is: 348,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,920.47 : 947,787.23 = 232,467.81 : x
  2. Step 2: Convert to fraction form
    631,920.47/947,787.23 = 232,467.81/x
  3. Step 3: Cross multiply
    631,920.47x = 947,787.23 × 232,467.81
  4. Step 4: Simplify right side
    631,920.47x = 220,330,020,541.73
  5. Step 5: Solve for x
    x = 220,330,020,541.73/631,920.47
  6. Step 6: Final answer
    x = 348,667.33

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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.