Home / 551,262.72-760,812.99-336,357.18

Finding the Fourth Proportional to 551,262.72, 760,812.99 and 336,357.18

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Solution

The fourth proportional to 551,262.72, 760,812.99 and 336,357.18 is: 464,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,262.72 : 760,812.99 = 336,357.18 : x
  2. Step 2: Convert to fraction form
    551,262.72/760,812.99 = 336,357.18/x
  3. Step 3: Cross multiply
    551,262.72x = 760,812.99 × 336,357.18
  4. Step 4: Simplify right side
    551,262.72x = 255,904,911,823.77
  5. Step 5: Solve for x
    x = 255,904,911,823.77/551,262.72
  6. Step 6: Final answer
    x = 464,215.89

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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.