Home / 1,031,426.98-1,423,393.77-578,751.46

Finding the Fourth Proportional to 1,031,426.98, 1,423,393.77 and 578,751.46

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Solution

The fourth proportional to 1,031,426.98, 1,423,393.77 and 578,751.46 is: 798,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,426.98 : 1,423,393.77 = 578,751.46 : x
  2. Step 2: Convert to fraction form
    1,031,426.98/1,423,393.77 = 578,751.46/x
  3. Step 3: Cross multiply
    1,031,426.98x = 1,423,393.77 × 578,751.46
  4. Step 4: Simplify right side
    1,031,426.98x = 823,791,222,542.40
  5. Step 5: Solve for x
    x = 823,791,222,542.40/1,031,426.98
  6. Step 6: Final answer
    x = 798,690.78

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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.