Home / 557,263.38-835,886.04-220,307.16

Finding the Fourth Proportional to 557,263.38, 835,886.04 and 220,307.16

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Solution

The fourth proportional to 557,263.38, 835,886.04 and 220,307.16 is: 330,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,263.38 : 835,886.04 = 220,307.16 : x
  2. Step 2: Convert to fraction form
    557,263.38/835,886.04 = 220,307.16/x
  3. Step 3: Cross multiply
    557,263.38x = 835,886.04 × 220,307.16
  4. Step 4: Simplify right side
    557,263.38x = 184,151,679,556.05
  5. Step 5: Solve for x
    x = 184,151,679,556.05/557,263.38
  6. Step 6: Final answer
    x = 330,457.17

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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.