Home / 940,807.45-1,298,325.33-511,094.35

Finding the Fourth Proportional to 940,807.45, 1,298,325.33 and 511,094.35

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Solution

The fourth proportional to 940,807.45, 1,298,325.33 and 511,094.35 is: 705,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,807.45 : 1,298,325.33 = 511,094.35 : x
  2. Step 2: Convert to fraction form
    940,807.45/1,298,325.33 = 511,094.35/x
  3. Step 3: Cross multiply
    940,807.45x = 1,298,325.33 × 511,094.35
  4. Step 4: Simplify right side
    940,807.45x = 663,566,731,577.79
  5. Step 5: Solve for x
    x = 663,566,731,577.79/940,807.45
  6. Step 6: Final answer
    x = 705,316.20

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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.