Home / 375,779.93-563,276.23-242,941.55

Finding the Fourth Proportional to 375,779.93, 563,276.23 and 242,941.55

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Solution

The fourth proportional to 375,779.93, 563,276.23 and 242,941.55 is: 364,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,779.93 : 563,276.23 = 242,941.55 : x
  2. Step 2: Convert to fraction form
    375,779.93/563,276.23 = 242,941.55/x
  3. Step 3: Cross multiply
    375,779.93x = 563,276.23 × 242,941.55
  4. Step 4: Simplify right side
    375,779.93x = 136,843,196,970.62
  5. Step 5: Solve for x
    x = 136,843,196,970.62/375,779.93
  6. Step 6: Final answer
    x = 364,157.82

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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.