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Finding the Fourth Proportional to 562,937.34, 776,854.71 and 304,817.10

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Solution

The fourth proportional to 562,937.34, 776,854.71 and 304,817.10 is: 420,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,937.34 : 776,854.71 = 304,817.10 : x
  2. Step 2: Convert to fraction form
    562,937.34/776,854.71 = 304,817.10/x
  3. Step 3: Cross multiply
    562,937.34x = 776,854.71 × 304,817.10
  4. Step 4: Simplify right side
    562,937.34x = 236,798,599,823.54
  5. Step 5: Solve for x
    x = 236,798,599,823.54/562,937.34
  6. Step 6: Final answer
    x = 420,648.24

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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.