Home / 668,345.66-1,002,501.83-195,035.12

Finding the Fourth Proportional to 668,345.66, 1,002,501.83 and 195,035.12

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Solution

The fourth proportional to 668,345.66, 1,002,501.83 and 195,035.12 is: 292,547.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,345.66 : 1,002,501.83 = 195,035.12 : x
  2. Step 2: Convert to fraction form
    668,345.66/1,002,501.83 = 195,035.12/x
  3. Step 3: Cross multiply
    668,345.66x = 1,002,501.83 × 195,035.12
  4. Step 4: Simplify right side
    668,345.66x = 195,523,060,189.35
  5. Step 5: Solve for x
    x = 195,523,060,189.35/668,345.66
  6. Step 6: Final answer
    x = 292,547.81

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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.