Home / 977,437.62-1,465,254.36-678,059.46

Finding the Fourth Proportional to 977,437.62, 1,465,254.36 and 678,059.46

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Solution

The fourth proportional to 977,437.62, 1,465,254.36 and 678,059.46 is: 1,016,463.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,437.62 : 1,465,254.36 = 678,059.46 : x
  2. Step 2: Convert to fraction form
    977,437.62/1,465,254.36 = 678,059.46/x
  3. Step 3: Cross multiply
    977,437.62x = 1,465,254.36 × 678,059.46
  4. Step 4: Simplify right side
    977,437.62x = 993,529,580,104.25
  5. Step 5: Solve for x
    x = 993,529,580,104.25/977,437.62
  6. Step 6: Final answer
    x = 1,016,463.41

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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.