Home / 1,104,421.16-1,656,634.08-305,705

Finding the Fourth Proportional to 1,104,421.16, 1,656,634.08 and 305,705

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Solution

The fourth proportional to 1,104,421.16, 1,656,634.08 and 305,705 is: 458,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,421.16 : 1,656,634.08 = 305,705 : x
  2. Step 2: Convert to fraction form
    1,104,421.16/1,656,634.08 = 305,705/x
  3. Step 3: Cross multiply
    1,104,421.16x = 1,656,634.08 × 305,705
  4. Step 4: Simplify right side
    1,104,421.16x = 506,441,321,426.40
  5. Step 5: Solve for x
    x = 506,441,321,426.40/1,104,421.16
  6. Step 6: Final answer
    x = 458,558.15

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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.