Home / 947,757.65-1,421,885.47-340,607.27

Finding the Fourth Proportional to 947,757.65, 1,421,885.47 and 340,607.27

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Solution

The fourth proportional to 947,757.65, 1,421,885.47 and 340,607.27 is: 511,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,757.65 : 1,421,885.47 = 340,607.27 : x
  2. Step 2: Convert to fraction form
    947,757.65/1,421,885.47 = 340,607.27/x
  3. Step 3: Cross multiply
    947,757.65x = 1,421,885.47 × 340,607.27
  4. Step 4: Simplify right side
    947,757.65x = 484,304,528,189.37
  5. Step 5: Solve for x
    x = 484,304,528,189.37/947,757.65
  6. Step 6: Final answer
    x = 511,000.39

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1.5x scale

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.