Home / 803,520.96-1,205,290.08-242,560.32

Finding the Fourth Proportional to 803,520.96, 1,205,290.08 and 242,560.32

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Solution

The fourth proportional to 803,520.96, 1,205,290.08 and 242,560.32 is: 363,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,520.96 : 1,205,290.08 = 242,560.32 : x
  2. Step 2: Convert to fraction form
    803,520.96/1,205,290.08 = 242,560.32/x
  3. Step 3: Cross multiply
    803,520.96x = 1,205,290.08 × 242,560.32
  4. Step 4: Simplify right side
    803,520.96x = 292,355,547,497.63
  5. Step 5: Solve for x
    x = 292,355,547,497.63/803,520.96
  6. Step 6: Final answer
    x = 363,843.09

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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.