Home / 696,636.69-1,045,058.91-247,319.93

Finding the Fourth Proportional to 696,636.69, 1,045,058.91 and 247,319.93

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Solution

The fourth proportional to 696,636.69, 1,045,058.91 and 247,319.93 is: 371,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,636.69 : 1,045,058.91 = 247,319.93 : x
  2. Step 2: Convert to fraction form
    696,636.69/1,045,058.91 = 247,319.93/x
  3. Step 3: Cross multiply
    696,636.69x = 1,045,058.91 × 247,319.93
  4. Step 4: Simplify right side
    696,636.69x = 258,463,891,241.78
  5. Step 5: Solve for x
    x = 258,463,891,241.78/696,636.69
  6. Step 6: Final answer
    x = 371,016.77

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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.