Home / 873,515.53-1,310,272.89-242,429.14

Finding the Fourth Proportional to 873,515.53, 1,310,272.89 and 242,429.14

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Solution

The fourth proportional to 873,515.53, 1,310,272.89 and 242,429.14 is: 363,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,515.53 : 1,310,272.89 = 242,429.14 : x
  2. Step 2: Convert to fraction form
    873,515.53/1,310,272.89 = 242,429.14/x
  3. Step 3: Cross multiply
    873,515.53x = 1,310,272.89 × 242,429.14
  4. Step 4: Simplify right side
    873,515.53x = 317,648,329,888.02
  5. Step 5: Solve for x
    x = 317,648,329,888.02/873,515.53
  6. Step 6: Final answer
    x = 363,643.60

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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.