Home / 977,168.60-1,465,752.90-740,972.60

Finding the Fourth Proportional to 977,168.60, 1,465,752.90 and 740,972.60

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Solution

The fourth proportional to 977,168.60, 1,465,752.90 and 740,972.60 is: 1,111,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,168.60 : 1,465,752.90 = 740,972.60 : x
  2. Step 2: Convert to fraction form
    977,168.60/1,465,752.90 = 740,972.60/x
  3. Step 3: Cross multiply
    977,168.60x = 1,465,752.90 × 740,972.60
  4. Step 4: Simplify right side
    977,168.60x = 1,086,082,737,270.54
  5. Step 5: Solve for x
    x = 1,086,082,737,270.54/977,168.60
  6. Step 6: Final answer
    x = 1,111,458.90

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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.