Home / 346,272.98-477,844.29-217,280.93

Finding the Fourth Proportional to 346,272.98, 477,844.29 and 217,280.93

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Solution

The fourth proportional to 346,272.98, 477,844.29 and 217,280.93 is: 299,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,272.98 : 477,844.29 = 217,280.93 : x
  2. Step 2: Convert to fraction form
    346,272.98/477,844.29 = 217,280.93/x
  3. Step 3: Cross multiply
    346,272.98x = 477,844.29 × 217,280.93
  4. Step 4: Simplify right side
    346,272.98x = 103,826,449,337.17
  5. Step 5: Solve for x
    x = 103,826,449,337.17/346,272.98
  6. Step 6: Final answer
    x = 299,839.89

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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.