Home / 756,026.07-1,043,315.93-416,494.32

Finding the Fourth Proportional to 756,026.07, 1,043,315.93 and 416,494.32

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Solution

The fourth proportional to 756,026.07, 1,043,315.93 and 416,494.32 is: 574,762.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,026.07 : 1,043,315.93 = 416,494.32 : x
  2. Step 2: Convert to fraction form
    756,026.07/1,043,315.93 = 416,494.32/x
  3. Step 3: Cross multiply
    756,026.07x = 1,043,315.93 × 416,494.32
  4. Step 4: Simplify right side
    756,026.07x = 434,535,156,728.05
  5. Step 5: Solve for x
    x = 434,535,156,728.05/756,026.07
  6. Step 6: Final answer
    x = 574,762.13

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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.