Home / 730,111.26-1,092,502.50-430,735.26

Finding the Fourth Proportional to 730,111.26, 1,092,502.50 and 430,735.26

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Solution

The fourth proportional to 730,111.26, 1,092,502.50 and 430,735.26 is: 644,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,111.26 : 1,092,502.50 = 430,735.26 : x
  2. Step 2: Convert to fraction form
    730,111.26/1,092,502.50 = 430,735.26/x
  3. Step 3: Cross multiply
    730,111.26x = 1,092,502.50 × 430,735.26
  4. Step 4: Simplify right side
    730,111.26x = 470,579,348,388.15
  5. Step 5: Solve for x
    x = 470,579,348,388.15/730,111.26
  6. Step 6: Final answer
    x = 644,531.01

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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.