Home / 863,468.04-1,294,417.98-302,196.36

Finding the Fourth Proportional to 863,468.04, 1,294,417.98 and 302,196.36

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Solution

The fourth proportional to 863,468.04, 1,294,417.98 and 302,196.36 is: 453,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,468.04 : 1,294,417.98 = 302,196.36 : x
  2. Step 2: Convert to fraction form
    863,468.04/1,294,417.98 = 302,196.36/x
  3. Step 3: Cross multiply
    863,468.04x = 1,294,417.98 × 302,196.36
  4. Step 4: Simplify right side
    863,468.04x = 391,168,401,874.55
  5. Step 5: Solve for x
    x = 391,168,401,874.55/863,468.04
  6. Step 6: Final answer
    x = 453,020.13

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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.