Home / 804,176.53-1,109,776.36-436,653.46

Finding the Fourth Proportional to 804,176.53, 1,109,776.36 and 436,653.46

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Solution

The fourth proportional to 804,176.53, 1,109,776.36 and 436,653.46 is: 602,588.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,176.53 : 1,109,776.36 = 436,653.46 : x
  2. Step 2: Convert to fraction form
    804,176.53/1,109,776.36 = 436,653.46/x
  3. Step 3: Cross multiply
    804,176.53x = 1,109,776.36 × 436,653.46
  4. Step 4: Simplify right side
    804,176.53x = 484,587,679,688.06
  5. Step 5: Solve for x
    x = 484,587,679,688.06/804,176.53
  6. Step 6: Final answer
    x = 602,588.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.