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Finding the Fourth Proportional to 265,412.70, 366,263.19 and 152,228.22

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Solution

The fourth proportional to 265,412.70, 366,263.19 and 152,228.22 is: 210,071.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,412.70 : 366,263.19 = 152,228.22 : x
  2. Step 2: Convert to fraction form
    265,412.70/366,263.19 = 152,228.22/x
  3. Step 3: Cross multiply
    265,412.70x = 366,263.19 × 152,228.22
  4. Step 4: Simplify right side
    265,412.70x = 55,755,593,465.22
  5. Step 5: Solve for x
    x = 55,755,593,465.22/265,412.70
  6. Step 6: Final answer
    x = 210,071.31

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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.