Home / 723,301.96-1,084,829.10-190,828.48

Finding the Fourth Proportional to 723,301.96, 1,084,829.10 and 190,828.48

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Solution

The fourth proportional to 723,301.96, 1,084,829.10 and 190,828.48 is: 286,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,301.96 : 1,084,829.10 = 190,828.48 : x
  2. Step 2: Convert to fraction form
    723,301.96/1,084,829.10 = 190,828.48/x
  3. Step 3: Cross multiply
    723,301.96x = 1,084,829.10 × 190,828.48
  4. Step 4: Simplify right side
    723,301.96x = 207,016,288,212.77
  5. Step 5: Solve for x
    x = 207,016,288,212.77/723,301.96
  6. Step 6: Final answer
    x = 286,210.05

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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.