Home / 899,074.77-1,348,702.35-259,394.35

Finding the Fourth Proportional to 899,074.77, 1,348,702.35 and 259,394.35

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Solution

The fourth proportional to 899,074.77, 1,348,702.35 and 259,394.35 is: 389,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,074.77 : 1,348,702.35 = 259,394.35 : x
  2. Step 2: Convert to fraction form
    899,074.77/1,348,702.35 = 259,394.35/x
  3. Step 3: Cross multiply
    899,074.77x = 1,348,702.35 × 259,394.35
  4. Step 4: Simplify right side
    899,074.77x = 349,845,769,421.72
  5. Step 5: Solve for x
    x = 349,845,769,421.72/899,074.77
  6. Step 6: Final answer
    x = 389,117.55

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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.