Home / 803,667.04-1,205,460.96-298,326.40

Finding the Fourth Proportional to 803,667.04, 1,205,460.96 and 298,326.40

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Solution

The fourth proportional to 803,667.04, 1,205,460.96 and 298,326.40 is: 447,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,667.04 : 1,205,460.96 = 298,326.40 : x
  2. Step 2: Convert to fraction form
    803,667.04/1,205,460.96 = 298,326.40/x
  3. Step 3: Cross multiply
    803,667.04x = 1,205,460.96 × 298,326.40
  4. Step 4: Simplify right side
    803,667.04x = 359,620,828,537.34
  5. Step 5: Solve for x
    x = 359,620,828,537.34/803,667.04
  6. Step 6: Final answer
    x = 447,474.90

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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.