Home / 740,044.80-1,110,406.18-402,579.77

Finding the Fourth Proportional to 740,044.80, 1,110,406.18 and 402,579.77

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Solution

The fourth proportional to 740,044.80, 1,110,406.18 and 402,579.77 is: 604,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,044.80 : 1,110,406.18 = 402,579.77 : x
  2. Step 2: Convert to fraction form
    740,044.80/1,110,406.18 = 402,579.77/x
  3. Step 3: Cross multiply
    740,044.80x = 1,110,406.18 × 402,579.77
  4. Step 4: Simplify right side
    740,044.80x = 447,027,057,992.50
  5. Step 5: Solve for x
    x = 447,027,057,992.50/740,044.80
  6. Step 6: Final answer
    x = 604,054.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.