Home / 977,285.05-1,464,307.37-691,559.88

Finding the Fourth Proportional to 977,285.05, 1,464,307.37 and 691,559.88

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Solution

The fourth proportional to 977,285.05, 1,464,307.37 and 691,559.88 is: 1,036,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,285.05 : 1,464,307.37 = 691,559.88 : x
  2. Step 2: Convert to fraction form
    977,285.05/1,464,307.37 = 691,559.88/x
  3. Step 3: Cross multiply
    977,285.05x = 1,464,307.37 × 691,559.88
  4. Step 4: Simplify right side
    977,285.05x = 1,012,656,222,724.71
  5. Step 5: Solve for x
    x = 1,012,656,222,724.71/977,285.05
  6. Step 6: Final answer
    x = 1,036,193.30

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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.