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Finding the Fourth Proportional to 562,833.07, 776,710.89 and 304,712.74

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Solution

The fourth proportional to 562,833.07, 776,710.89 and 304,712.74 is: 420,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,833.07 : 776,710.89 = 304,712.74 : x
  2. Step 2: Convert to fraction form
    562,833.07/776,710.89 = 304,712.74/x
  3. Step 3: Cross multiply
    562,833.07x = 776,710.89 × 304,712.74
  4. Step 4: Simplify right side
    562,833.07x = 236,673,703,479.74
  5. Step 5: Solve for x
    x = 236,673,703,479.74/562,833.07
  6. Step 6: Final answer
    x = 420,504.26

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1.5x scale

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.