Home / 999,373.36-1,499,165.06-325,507.14

Finding the Fourth Proportional to 999,373.36, 1,499,165.06 and 325,507.14

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Solution

The fourth proportional to 999,373.36, 1,499,165.06 and 325,507.14 is: 488,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,373.36 : 1,499,165.06 = 325,507.14 : x
  2. Step 2: Convert to fraction form
    999,373.36/1,499,165.06 = 325,507.14/x
  3. Step 3: Cross multiply
    999,373.36x = 1,499,165.06 × 325,507.14
  4. Step 4: Simplify right side
    999,373.36x = 487,988,931,068.53
  5. Step 5: Solve for x
    x = 487,988,931,068.53/999,373.36
  6. Step 6: Final answer
    x = 488,294.92

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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.