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Finding the Fourth Proportional to 562,532.83, 776,297.35 and 304,409.75

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Solution

The fourth proportional to 562,532.83, 776,297.35 and 304,409.75 is: 420,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,532.83 : 776,297.35 = 304,409.75 : x
  2. Step 2: Convert to fraction form
    562,532.83/776,297.35 = 304,409.75/x
  3. Step 3: Cross multiply
    562,532.83x = 776,297.35 × 304,409.75
  4. Step 4: Simplify right side
    562,532.83x = 236,312,482,239.16
  5. Step 5: Solve for x
    x = 236,312,482,239.16/562,532.83
  6. Step 6: Final answer
    x = 420,086.56

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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.