Home / 525,635.19-788,832.95-210,180.15

Finding the Fourth Proportional to 525,635.19, 788,832.95 and 210,180.15

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Solution

The fourth proportional to 525,635.19, 788,832.95 and 210,180.15 is: 315,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,635.19 : 788,832.95 = 210,180.15 : x
  2. Step 2: Convert to fraction form
    525,635.19/788,832.95 = 210,180.15/x
  3. Step 3: Cross multiply
    525,635.19x = 788,832.95 × 210,180.15
  4. Step 4: Simplify right side
    525,635.19x = 165,797,026,705.04
  5. Step 5: Solve for x
    x = 165,797,026,705.04/525,635.19
  6. Step 6: Final answer
    x = 315,422.24

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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.