Home / 519,088.03-778,627.36-164,102.15

Finding the Fourth Proportional to 519,088.03, 778,627.36 and 164,102.15

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Solution

The fourth proportional to 519,088.03, 778,627.36 and 164,102.15 is: 246,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,088.03 : 778,627.36 = 164,102.15 : x
  2. Step 2: Convert to fraction form
    519,088.03/778,627.36 = 164,102.15/x
  3. Step 3: Cross multiply
    519,088.03x = 778,627.36 × 164,102.15
  4. Step 4: Simplify right side
    519,088.03x = 127,774,423,824.82
  5. Step 5: Solve for x
    x = 127,774,423,824.82/519,088.03
  6. Step 6: Final answer
    x = 246,151.74

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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.