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Finding the Fourth Proportional to 252,032.40, 378,048.60 and 162,802.80

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Solution

The fourth proportional to 252,032.40, 378,048.60 and 162,802.80 is: 244,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,032.40 : 378,048.60 = 162,802.80 : x
  2. Step 2: Convert to fraction form
    252,032.40/378,048.60 = 162,802.80/x
  3. Step 3: Cross multiply
    252,032.40x = 378,048.60 × 162,802.80
  4. Step 4: Simplify right side
    252,032.40x = 61,547,370,616.08
  5. Step 5: Solve for x
    x = 61,547,370,616.08/252,032.40
  6. Step 6: Final answer
    x = 244,204.20

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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.