Home / 468,541.36-646,587.93-253,683.46

Finding the Fourth Proportional to 468,541.36, 646,587.93 and 253,683.46

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Solution

The fourth proportional to 468,541.36, 646,587.93 and 253,683.46 is: 350,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,541.36 : 646,587.93 = 253,683.46 : x
  2. Step 2: Convert to fraction form
    468,541.36/646,587.93 = 253,683.46/x
  3. Step 3: Cross multiply
    468,541.36x = 646,587.93 × 253,683.46
  4. Step 4: Simplify right side
    468,541.36x = 164,028,663,276.64
  5. Step 5: Solve for x
    x = 164,028,663,276.64/468,541.36
  6. Step 6: Final answer
    x = 350,083.64

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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.