Home / 832,688.06-1,247,140.33-651,645.21

Finding the Fourth Proportional to 832,688.06, 1,247,140.33 and 651,645.21

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Solution

The fourth proportional to 832,688.06, 1,247,140.33 and 651,645.21 is: 975,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,688.06 : 1,247,140.33 = 651,645.21 : x
  2. Step 2: Convert to fraction form
    832,688.06/1,247,140.33 = 651,645.21/x
  3. Step 3: Cross multiply
    832,688.06x = 1,247,140.33 × 651,645.21
  4. Step 4: Simplify right side
    832,688.06x = 812,693,022,242.32
  5. Step 5: Solve for x
    x = 812,693,022,242.32/832,688.06
  6. Step 6: Final answer
    x = 975,987.36

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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.