Home / 350,775.83-484,075.07-212,914.91

Finding the Fourth Proportional to 350,775.83, 484,075.07 and 212,914.91

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Solution

The fourth proportional to 350,775.83, 484,075.07 and 212,914.91 is: 293,825.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,775.83 : 484,075.07 = 212,914.91 : x
  2. Step 2: Convert to fraction form
    350,775.83/484,075.07 = 212,914.91/x
  3. Step 3: Cross multiply
    350,775.83x = 484,075.07 × 212,914.91
  4. Step 4: Simplify right side
    350,775.83x = 103,066,800,906.34
  5. Step 5: Solve for x
    x = 103,066,800,906.34/350,775.83
  6. Step 6: Final answer
    x = 293,825.26

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1.5x scale

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.