Home / 277,341.36-382,731.16-156,508.32

Finding the Fourth Proportional to 277,341.36, 382,731.16 and 156,508.32

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Solution

The fourth proportional to 277,341.36, 382,731.16 and 156,508.32 is: 215,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,341.36 : 382,731.16 = 156,508.32 : x
  2. Step 2: Convert to fraction form
    277,341.36/382,731.16 = 156,508.32/x
  3. Step 3: Cross multiply
    277,341.36x = 382,731.16 × 156,508.32
  4. Step 4: Simplify right side
    277,341.36x = 59,900,610,863.25
  5. Step 5: Solve for x
    x = 59,900,610,863.25/277,341.36
  6. Step 6: Final answer
    x = 215,981.53

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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.