Home / 730,270.20-1,095,239.70-330,647.16

Finding the Fourth Proportional to 730,270.20, 1,095,239.70 and 330,647.16

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Solution

The fourth proportional to 730,270.20, 1,095,239.70 and 330,647.16 is: 495,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,270.20 : 1,095,239.70 = 330,647.16 : x
  2. Step 2: Convert to fraction form
    730,270.20/1,095,239.70 = 330,647.16/x
  3. Step 3: Cross multiply
    730,270.20x = 1,095,239.70 × 330,647.16
  4. Step 4: Simplify right side
    730,270.20x = 362,137,896,324.25
  5. Step 5: Solve for x
    x = 362,137,896,324.25/730,270.20
  6. Step 6: Final answer
    x = 495,895.76

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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.