Home / 549,474.82-758,439.86-334,721.00

Finding the Fourth Proportional to 549,474.82, 758,439.86 and 334,721.00

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Solution

The fourth proportional to 549,474.82, 758,439.86 and 334,721.00 is: 462,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,474.82 : 758,439.86 = 334,721.00 : x
  2. Step 2: Convert to fraction form
    549,474.82/758,439.86 = 334,721.00/x
  3. Step 3: Cross multiply
    549,474.82x = 758,439.86 × 334,721.00
  4. Step 4: Simplify right side
    549,474.82x = 253,865,748,601.56
  5. Step 5: Solve for x
    x = 253,865,748,601.56/549,474.82
  6. Step 6: Final answer
    x = 462,015.26

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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.