Home / 434,215.35-651,324.59-307,472.22

Finding the Fourth Proportional to 434,215.35, 651,324.59 and 307,472.22

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Solution

The fourth proportional to 434,215.35, 651,324.59 and 307,472.22 is: 461,209.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,215.35 : 651,324.59 = 307,472.22 : x
  2. Step 2: Convert to fraction form
    434,215.35/651,324.59 = 307,472.22/x
  3. Step 3: Cross multiply
    434,215.35x = 651,324.59 × 307,472.22
  4. Step 4: Simplify right side
    434,215.35x = 200,264,218,973.08
  5. Step 5: Solve for x
    x = 200,264,218,973.08/434,215.35
  6. Step 6: Final answer
    x = 461,209.44

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1.5x scale

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.