Home / 730,125.66-1,007,576.92-407,849.34

Finding the Fourth Proportional to 730,125.66, 1,007,576.92 and 407,849.34

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Solution

The fourth proportional to 730,125.66, 1,007,576.92 and 407,849.34 is: 562,834.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,125.66 : 1,007,576.92 = 407,849.34 : x
  2. Step 2: Convert to fraction form
    730,125.66/1,007,576.92 = 407,849.34/x
  3. Step 3: Cross multiply
    730,125.66x = 1,007,576.92 × 407,849.34
  4. Step 4: Simplify right side
    730,125.66x = 410,939,581,821.23
  5. Step 5: Solve for x
    x = 410,939,581,821.23/730,125.66
  6. Step 6: Final answer
    x = 562,834.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.