Home / 346,743.36-520,265.30-122,264.15

Finding the Fourth Proportional to 346,743.36, 520,265.30 and 122,264.15

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Solution

The fourth proportional to 346,743.36, 520,265.30 and 122,264.15 is: 183,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,743.36 : 520,265.30 = 122,264.15 : x
  2. Step 2: Convert to fraction form
    346,743.36/520,265.30 = 122,264.15/x
  3. Step 3: Cross multiply
    346,743.36x = 520,265.30 × 122,264.15
  4. Step 4: Simplify right side
    346,743.36x = 63,609,791,466.35
  5. Step 5: Solve for x
    x = 63,609,791,466.35/346,743.36
  6. Step 6: Final answer
    x = 183,449.20

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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.