Home / 1,355,238.66-2,033,045.51-456,937.32

Finding the Fourth Proportional to 1,355,238.66, 2,033,045.51 and 456,937.32

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Solution

The fourth proportional to 1,355,238.66, 2,033,045.51 and 456,937.32 is: 685,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,238.66 : 2,033,045.51 = 456,937.32 : x
  2. Step 2: Convert to fraction form
    1,355,238.66/2,033,045.51 = 456,937.32/x
  3. Step 3: Cross multiply
    1,355,238.66x = 2,033,045.51 × 456,937.32
  4. Step 4: Simplify right side
    1,355,238.66x = 928,974,364,492.75
  5. Step 5: Solve for x
    x = 928,974,364,492.75/1,355,238.66
  6. Step 6: Final answer
    x = 685,469.20

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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.