Home / 400,291.23-552,211.05-247,274.34

Finding the Fourth Proportional to 400,291.23, 552,211.05 and 247,274.34

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Solution

The fourth proportional to 400,291.23, 552,211.05 and 247,274.34 is: 341,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,291.23 : 552,211.05 = 247,274.34 : x
  2. Step 2: Convert to fraction form
    400,291.23/552,211.05 = 247,274.34/x
  3. Step 3: Cross multiply
    400,291.23x = 552,211.05 × 247,274.34
  4. Step 4: Simplify right side
    400,291.23x = 136,547,622,929.46
  5. Step 5: Solve for x
    x = 136,547,622,929.46/400,291.23
  6. Step 6: Final answer
    x = 341,120.70

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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.