Home / 382,962.63-528,492.28-210,896.59

Finding the Fourth Proportional to 382,962.63, 528,492.28 and 210,896.59

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Solution

The fourth proportional to 382,962.63, 528,492.28 and 210,896.59 is: 291,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,962.63 : 528,492.28 = 210,896.59 : x
  2. Step 2: Convert to fraction form
    382,962.63/528,492.28 = 210,896.59/x
  3. Step 3: Cross multiply
    382,962.63x = 528,492.28 × 210,896.59
  4. Step 4: Simplify right side
    382,962.63x = 111,457,217,744.82
  5. Step 5: Solve for x
    x = 111,457,217,744.82/382,962.63
  6. Step 6: Final answer
    x = 291,039.41

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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.