Home / 307,980.16-461,326.08-247,683.03

Finding the Fourth Proportional to 307,980.16, 461,326.08 and 247,683.03

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Solution

The fourth proportional to 307,980.16, 461,326.08 and 247,683.03 is: 371,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,980.16 : 461,326.08 = 247,683.03 : x
  2. Step 2: Convert to fraction form
    307,980.16/461,326.08 = 247,683.03/x
  3. Step 3: Cross multiply
    307,980.16x = 461,326.08 × 247,683.03
  4. Step 4: Simplify right side
    307,980.16x = 114,262,643,106.22
  5. Step 5: Solve for x
    x = 114,262,643,106.22/307,980.16
  6. Step 6: Final answer
    x = 371,006.51

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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.