Home / 292,025.03-438,411.20-247,931.96

Finding the Fourth Proportional to 292,025.03, 438,411.20 and 247,931.96

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Solution

The fourth proportional to 292,025.03, 438,411.20 and 247,931.96 is: 372,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,025.03 : 438,411.20 = 247,931.96 : x
  2. Step 2: Convert to fraction form
    292,025.03/438,411.20 = 247,931.96/x
  3. Step 3: Cross multiply
    292,025.03x = 438,411.20 × 247,931.96
  4. Step 4: Simplify right side
    292,025.03x = 108,696,144,670.24
  5. Step 5: Solve for x
    x = 108,696,144,670.24/292,025.03
  6. Step 6: Final answer
    x = 372,215.17

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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.