Home / 899,131.59-1,349,362.80-425,818.08

Finding the Fourth Proportional to 899,131.59, 1,349,362.80 and 425,818.08

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Solution

The fourth proportional to 899,131.59, 1,349,362.80 and 425,818.08 is: 639,042.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,131.59 : 1,349,362.80 = 425,818.08 : x
  2. Step 2: Convert to fraction form
    899,131.59/1,349,362.80 = 425,818.08/x
  3. Step 3: Cross multiply
    899,131.59x = 1,349,362.80 × 425,818.08
  4. Step 4: Simplify right side
    899,131.59x = 574,583,076,719.42
  5. Step 5: Solve for x
    x = 574,583,076,719.42/899,131.59
  6. Step 6: Final answer
    x = 639,042.25

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