Home / 1,177,412.01-1,766,381.39-429,458.01

Finding the Fourth Proportional to 1,177,412.01, 1,766,381.39 and 429,458.01

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Solution

The fourth proportional to 1,177,412.01, 1,766,381.39 and 429,458.01 is: 644,283.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,412.01 : 1,766,381.39 = 429,458.01 : x
  2. Step 2: Convert to fraction form
    1,177,412.01/1,766,381.39 = 429,458.01/x
  3. Step 3: Cross multiply
    1,177,412.01x = 1,766,381.39 × 429,458.01
  4. Step 4: Simplify right side
    1,177,412.01x = 758,586,634,503.14
  5. Step 5: Solve for x
    x = 758,586,634,503.14/1,177,412.01
  6. Step 6: Final answer
    x = 644,283.08

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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.