Home / 1,177,301.63-1,766,215.69-429,347.63

Finding the Fourth Proportional to 1,177,301.63, 1,766,215.69 and 429,347.63

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Solution

The fourth proportional to 1,177,301.63, 1,766,215.69 and 429,347.63 is: 644,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,301.63 : 1,766,215.69 = 429,347.63 : x
  2. Step 2: Convert to fraction form
    1,177,301.63/1,766,215.69 = 429,347.63/x
  3. Step 3: Cross multiply
    1,177,301.63x = 1,766,215.69 × 429,347.63
  4. Step 4: Simplify right side
    1,177,301.63x = 758,320,520,570.32
  5. Step 5: Solve for x
    x = 758,320,520,570.32/1,177,301.63
  6. Step 6: Final answer
    x = 644,117.45

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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.