Home / 1,151,639.88-1,727,712.54-352,981.50

Finding the Fourth Proportional to 1,151,639.88, 1,727,712.54 and 352,981.50

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Solution

The fourth proportional to 1,151,639.88, 1,727,712.54 and 352,981.50 is: 529,549.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,639.88 : 1,727,712.54 = 352,981.50 : x
  2. Step 2: Convert to fraction form
    1,151,639.88/1,727,712.54 = 352,981.50/x
  3. Step 3: Cross multiply
    1,151,639.88x = 1,727,712.54 × 352,981.50
  4. Step 4: Simplify right side
    1,151,639.88x = 609,850,553,534.54
  5. Step 5: Solve for x
    x = 609,850,553,534.54/1,151,639.88
  6. Step 6: Final answer
    x = 529,549.70

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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.