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Finding the Fourth Proportional to 597,405.40, 897,857.70 and 586,907.80

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Solution

The fourth proportional to 597,405.40, 897,857.70 and 586,907.80 is: 882,080.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,405.40 : 897,857.70 = 586,907.80 : x
  2. Step 2: Convert to fraction form
    597,405.40/897,857.70 = 586,907.80/x
  3. Step 3: Cross multiply
    597,405.40x = 897,857.70 × 586,907.80
  4. Step 4: Simplify right side
    597,405.40x = 526,959,687,420.06
  5. Step 5: Solve for x
    x = 526,959,687,420.06/597,405.40
  6. Step 6: Final answer
    x = 882,080.56

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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.