Home / 352,220.90-486,064.59-191,075.94

Finding the Fourth Proportional to 352,220.90, 486,064.59 and 191,075.94

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Solution

The fourth proportional to 352,220.90, 486,064.59 and 191,075.94 is: 263,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,220.90 : 486,064.59 = 191,075.94 : x
  2. Step 2: Convert to fraction form
    352,220.90/486,064.59 = 191,075.94/x
  3. Step 3: Cross multiply
    352,220.90x = 486,064.59 × 191,075.94
  4. Step 4: Simplify right side
    352,220.90x = 92,875,248,434.96
  5. Step 5: Solve for x
    x = 92,875,248,434.96/352,220.90
  6. Step 6: Final answer
    x = 263,684.66

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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.