Home / 468,647.93-646,734.75-253,788.32

Finding the Fourth Proportional to 468,647.93, 646,734.75 and 253,788.32

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Solution

The fourth proportional to 468,647.93, 646,734.75 and 253,788.32 is: 350,228.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,647.93 : 646,734.75 = 253,788.32 : x
  2. Step 2: Convert to fraction form
    468,647.93/646,734.75 = 253,788.32/x
  3. Step 3: Cross multiply
    468,647.93x = 646,734.75 × 253,788.32
  4. Step 4: Simplify right side
    468,647.93x = 164,133,725,688.12
  5. Step 5: Solve for x
    x = 164,133,725,688.12/468,647.93
  6. Step 6: Final answer
    x = 350,228.21

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1.5x scale

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.