Home / 1,175,140.40-1,762,969.80-376,458.80

Finding the Fourth Proportional to 1,175,140.40, 1,762,969.80 and 376,458.80

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Solution

The fourth proportional to 1,175,140.40, 1,762,969.80 and 376,458.80 is: 564,771.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,140.40 : 1,762,969.80 = 376,458.80 : x
  2. Step 2: Convert to fraction form
    1,175,140.40/1,762,969.80 = 376,458.80/x
  3. Step 3: Cross multiply
    1,175,140.40x = 1,762,969.80 × 376,458.80
  4. Step 4: Simplify right side
    1,175,140.40x = 663,685,495,344.24
  5. Step 5: Solve for x
    x = 663,685,495,344.24/1,175,140.40
  6. Step 6: Final answer
    x = 564,771.24

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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.