Home / 768,019.08-1,152,223.02-235,567.20

Finding the Fourth Proportional to 768,019.08, 1,152,223.02 and 235,567.20

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Solution

The fourth proportional to 768,019.08, 1,152,223.02 and 235,567.20 is: 353,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,019.08 : 1,152,223.02 = 235,567.20 : x
  2. Step 2: Convert to fraction form
    768,019.08/1,152,223.02 = 235,567.20/x
  3. Step 3: Cross multiply
    768,019.08x = 1,152,223.02 × 235,567.20
  4. Step 4: Simplify right side
    768,019.08x = 271,425,950,596.94
  5. Step 5: Solve for x
    x = 271,425,950,596.94/768,019.08
  6. Step 6: Final answer
    x = 353,410.43

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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.