Home / 746,628.60-1,119,942.90-448,030.20

Finding the Fourth Proportional to 746,628.60, 1,119,942.90 and 448,030.20

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Solution

The fourth proportional to 746,628.60, 1,119,942.90 and 448,030.20 is: 672,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,628.60 : 1,119,942.90 = 448,030.20 : x
  2. Step 2: Convert to fraction form
    746,628.60/1,119,942.90 = 448,030.20/x
  3. Step 3: Cross multiply
    746,628.60x = 1,119,942.90 × 448,030.20
  4. Step 4: Simplify right side
    746,628.60x = 501,768,241,475.58
  5. Step 5: Solve for x
    x = 501,768,241,475.58/746,628.60
  6. Step 6: Final answer
    x = 672,045.30

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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.