Home / 993,450.71-1,490,398.28-362,364.53

Finding the Fourth Proportional to 993,450.71, 1,490,398.28 and 362,364.53

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Solution

The fourth proportional to 993,450.71, 1,490,398.28 and 362,364.53 is: 543,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,450.71 : 1,490,398.28 = 362,364.53 : x
  2. Step 2: Convert to fraction form
    993,450.71/1,490,398.28 = 362,364.53/x
  3. Step 3: Cross multiply
    993,450.71x = 1,490,398.28 × 362,364.53
  4. Step 4: Simplify right side
    993,450.71x = 540,067,462,981.19
  5. Step 5: Solve for x
    x = 540,067,462,981.19/993,450.71
  6. Step 6: Final answer
    x = 543,627.84

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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.