Home / 454,320.31-626,536.77-359,054.59

Finding the Fourth Proportional to 454,320.31, 626,536.77 and 359,054.59

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Solution

The fourth proportional to 454,320.31, 626,536.77 and 359,054.59 is: 495,159.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,320.31 : 626,536.77 = 359,054.59 : x
  2. Step 2: Convert to fraction form
    454,320.31/626,536.77 = 359,054.59/x
  3. Step 3: Cross multiply
    454,320.31x = 626,536.77 × 359,054.59
  4. Step 4: Simplify right side
    454,320.31x = 224,960,903,072.27
  5. Step 5: Solve for x
    x = 224,960,903,072.27/454,320.31
  6. Step 6: Final answer
    x = 495,159.25

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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.