Home / 460,068.40-634,878.84-258,825.52

Finding the Fourth Proportional to 460,068.40, 634,878.84 and 258,825.52

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Solution

The fourth proportional to 460,068.40, 634,878.84 and 258,825.52 is: 357,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,068.40 : 634,878.84 = 258,825.52 : x
  2. Step 2: Convert to fraction form
    460,068.40/634,878.84 = 258,825.52/x
  3. Step 3: Cross multiply
    460,068.40x = 634,878.84 × 258,825.52
  4. Step 4: Simplify right side
    460,068.40x = 164,322,845,900.00
  5. Step 5: Solve for x
    x = 164,322,845,900.00/460,068.40
  6. Step 6: Final answer
    x = 357,170.47

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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.