Home / 559,140.72-771,392.15-323,351.03

Finding the Fourth Proportional to 559,140.72, 771,392.15 and 323,351.03

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Solution

The fourth proportional to 559,140.72, 771,392.15 and 323,351.03 is: 446,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,140.72 : 771,392.15 = 323,351.03 : x
  2. Step 2: Convert to fraction form
    559,140.72/771,392.15 = 323,351.03/x
  3. Step 3: Cross multiply
    559,140.72x = 771,392.15 × 323,351.03
  4. Step 4: Simplify right side
    559,140.72x = 249,430,441,882.14
  5. Step 5: Solve for x
    x = 249,430,441,882.14/559,140.72
  6. Step 6: Final answer
    x = 446,096.00

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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.