Home / 803,552.40-1,205,372.34-242,572.32

Finding the Fourth Proportional to 803,552.40, 1,205,372.34 and 242,572.32

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Solution

The fourth proportional to 803,552.40, 1,205,372.34 and 242,572.32 is: 363,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,552.40 : 1,205,372.34 = 242,572.32 : x
  2. Step 2: Convert to fraction form
    803,552.40/1,205,372.34 = 242,572.32/x
  3. Step 3: Cross multiply
    803,552.40x = 1,205,372.34 × 242,572.32
  4. Step 4: Simplify right side
    803,552.40x = 292,389,964,977.63
  5. Step 5: Solve for x
    x = 292,389,964,977.63/803,552.40
  6. Step 6: Final answer
    x = 363,871.68

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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.