Home / 730,107.37-1,092,496.69-430,731.37

Finding the Fourth Proportional to 730,107.37, 1,092,496.69 and 430,731.37

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Solution

The fourth proportional to 730,107.37, 1,092,496.69 and 430,731.37 is: 644,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,107.37 : 1,092,496.69 = 430,731.37 : x
  2. Step 2: Convert to fraction form
    730,107.37/1,092,496.69 = 430,731.37/x
  3. Step 3: Cross multiply
    730,107.37x = 1,092,496.69 × 430,731.37
  4. Step 4: Simplify right side
    730,107.37x = 470,572,596,004.17
  5. Step 5: Solve for x
    x = 470,572,596,004.17/730,107.37
  6. Step 6: Final answer
    x = 644,525.20

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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.