Home / 1,148,768.93-1,723,153.40-307,298.81

Finding the Fourth Proportional to 1,148,768.93, 1,723,153.40 and 307,298.81

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Solution

The fourth proportional to 1,148,768.93, 1,723,153.40 and 307,298.81 is: 460,948.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,768.93 : 1,723,153.40 = 307,298.81 : x
  2. Step 2: Convert to fraction form
    1,148,768.93/1,723,153.40 = 307,298.81/x
  3. Step 3: Cross multiply
    1,148,768.93x = 1,723,153.40 × 307,298.81
  4. Step 4: Simplify right side
    1,148,768.93x = 529,522,993,191.21
  5. Step 5: Solve for x
    x = 529,522,993,191.21/1,148,768.93
  6. Step 6: Final answer
    x = 460,948.22

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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.