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Finding the Fourth Proportional to 773,510, 1,067,427.19 and 429,325.81

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Solution

The fourth proportional to 773,510, 1,067,427.19 and 429,325.81 is: 592,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,510 : 1,067,427.19 = 429,325.81 : x
  2. Step 2: Convert to fraction form
    773,510/1,067,427.19 = 429,325.81/x
  3. Step 3: Cross multiply
    773,510x = 1,067,427.19 × 429,325.81
  4. Step 4: Simplify right side
    773,510x = 458,274,042,962.77
  5. Step 5: Solve for x
    x = 458,274,042,962.77/773,510
  6. Step 6: Final answer
    x = 592,460.40

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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.