Home / 773,924.61-1,067,980.05-429,782.40

Finding the Fourth Proportional to 773,924.61, 1,067,980.05 and 429,782.40

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Solution

The fourth proportional to 773,924.61, 1,067,980.05 and 429,782.40 is: 593,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,924.61 : 1,067,980.05 = 429,782.40 : x
  2. Step 2: Convert to fraction form
    773,924.61/1,067,980.05 = 429,782.40/x
  3. Step 3: Cross multiply
    773,924.61x = 1,067,980.05 × 429,782.40
  4. Step 4: Simplify right side
    773,924.61x = 458,999,029,041.12
  5. Step 5: Solve for x
    x = 458,999,029,041.12/773,924.61
  6. Step 6: Final answer
    x = 593,079.77

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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.