Home / 976,303.02-1,463,906.16-668,902.08

Finding the Fourth Proportional to 976,303.02, 1,463,906.16 and 668,902.08

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Solution

The fourth proportional to 976,303.02, 1,463,906.16 and 668,902.08 is: 1,002,977.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,303.02 : 1,463,906.16 = 668,902.08 : x
  2. Step 2: Convert to fraction form
    976,303.02/1,463,906.16 = 668,902.08/x
  3. Step 3: Cross multiply
    976,303.02x = 1,463,906.16 × 668,902.08
  4. Step 4: Simplify right side
    976,303.02x = 979,209,875,348.81
  5. Step 5: Solve for x
    x = 979,209,875,348.81/976,303.02
  6. Step 6: Final answer
    x = 1,002,977.41

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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.