Home / 291,913.64-402,607.58-201,248.82

Finding the Fourth Proportional to 291,913.64, 402,607.58 and 201,248.82

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Solution

The fourth proportional to 291,913.64, 402,607.58 and 201,248.82 is: 277,562.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,913.64 : 402,607.58 = 201,248.82 : x
  2. Step 2: Convert to fraction form
    291,913.64/402,607.58 = 201,248.82/x
  3. Step 3: Cross multiply
    291,913.64x = 402,607.58 × 201,248.82
  4. Step 4: Simplify right side
    291,913.64x = 81,024,300,398.06
  5. Step 5: Solve for x
    x = 81,024,300,398.06/291,913.64
  6. Step 6: Final answer
    x = 277,562.57

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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.