Home / 294,247.20-440,780.04-249,075.12

Finding the Fourth Proportional to 294,247.20, 440,780.04 and 249,075.12

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Solution

The fourth proportional to 294,247.20, 440,780.04 and 249,075.12 is: 373,112.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,247.20 : 440,780.04 = 249,075.12 : x
  2. Step 2: Convert to fraction form
    294,247.20/440,780.04 = 249,075.12/x
  3. Step 3: Cross multiply
    294,247.20x = 440,780.04 × 249,075.12
  4. Step 4: Simplify right side
    294,247.20x = 109,787,341,356.61
  5. Step 5: Solve for x
    x = 109,787,341,356.61/294,247.20
  6. Step 6: Final answer
    x = 373,112.61

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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.