Home / 1,368.02-2,050.50-546.08

Finding the Fourth Proportional to 1,368.02, 2,050.50 and 546.08

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Solution

The fourth proportional to 1,368.02, 2,050.50 and 546.08 is: 818.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368.02 : 2,050.50 = 546.08 : x
  2. Step 2: Convert to fraction form
    1,368.02/2,050.50 = 546.08/x
  3. Step 3: Cross multiply
    1,368.02x = 2,050.50 × 546.08
  4. Step 4: Simplify right side
    1,368.02x = 1,119,726.79
  5. Step 5: Solve for x
    x = 1,119,726.79/1,368.02
  6. Step 6: Final answer
    x = 818.50

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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.