Home / 369,297.12-553,748.84-191,625.24

Finding the Fourth Proportional to 369,297.12, 553,748.84 and 191,625.24

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Solution

The fourth proportional to 369,297.12, 553,748.84 and 191,625.24 is: 287,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,297.12 : 553,748.84 = 191,625.24 : x
  2. Step 2: Convert to fraction form
    369,297.12/553,748.84 = 191,625.24/x
  3. Step 3: Cross multiply
    369,297.12x = 553,748.84 × 191,625.24
  4. Step 4: Simplify right side
    369,297.12x = 106,112,254,364.72
  5. Step 5: Solve for x
    x = 106,112,254,364.72/369,297.12
  6. Step 6: Final answer
    x = 287,335.72

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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.