Home / 456,526.26-684,418.23-190,484.94

Finding the Fourth Proportional to 456,526.26, 684,418.23 and 190,484.94

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Solution

The fourth proportional to 456,526.26, 684,418.23 and 190,484.94 is: 285,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,526.26 : 684,418.23 = 190,484.94 : x
  2. Step 2: Convert to fraction form
    456,526.26/684,418.23 = 190,484.94/x
  3. Step 3: Cross multiply
    456,526.26x = 684,418.23 × 190,484.94
  4. Step 4: Simplify right side
    456,526.26x = 130,371,365,476.46
  5. Step 5: Solve for x
    x = 130,371,365,476.46/456,526.26
  6. Step 6: Final answer
    x = 285,572.54

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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.