Home / 730,512.72-1,009,395.18-562,201.20

Finding the Fourth Proportional to 730,512.72, 1,009,395.18 and 562,201.20

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Solution

The fourth proportional to 730,512.72, 1,009,395.18 and 562,201.20 is: 776,828.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,512.72 : 1,009,395.18 = 562,201.20 : x
  2. Step 2: Convert to fraction form
    730,512.72/1,009,395.18 = 562,201.20/x
  3. Step 3: Cross multiply
    730,512.72x = 1,009,395.18 × 562,201.20
  4. Step 4: Simplify right side
    730,512.72x = 567,483,181,470.22
  5. Step 5: Solve for x
    x = 567,483,181,470.22/730,512.72
  6. Step 6: Final answer
    x = 776,828.61

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Double scale
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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.