Home / 906,272.93-1,250,630.20-498,374.35

Finding the Fourth Proportional to 906,272.93, 1,250,630.20 and 498,374.35

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Solution

The fourth proportional to 906,272.93, 1,250,630.20 and 498,374.35 is: 687,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,272.93 : 1,250,630.20 = 498,374.35 : x
  2. Step 2: Convert to fraction form
    906,272.93/1,250,630.20 = 498,374.35/x
  3. Step 3: Cross multiply
    906,272.93x = 1,250,630.20 × 498,374.35
  4. Step 4: Simplify right side
    906,272.93x = 623,282,013,015.37
  5. Step 5: Solve for x
    x = 623,282,013,015.37/906,272.93
  6. Step 6: Final answer
    x = 687,742.06

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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.