Home / 940,499.84-1,297,897.40-510,783.03

Finding the Fourth Proportional to 940,499.84, 1,297,897.40 and 510,783.03

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Solution

The fourth proportional to 940,499.84, 1,297,897.40 and 510,783.03 is: 704,884.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,499.84 : 1,297,897.40 = 510,783.03 : x
  2. Step 2: Convert to fraction form
    940,499.84/1,297,897.40 = 510,783.03/x
  3. Step 3: Cross multiply
    940,499.84x = 1,297,897.40 × 510,783.03
  4. Step 4: Simplify right side
    940,499.84x = 662,943,964,047.21
  5. Step 5: Solve for x
    x = 662,943,964,047.21/940,499.84
  6. Step 6: Final answer
    x = 704,884.72

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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.