Home / 338,075.53-506,365.83-231,206.22

Finding the Fourth Proportional to 338,075.53, 506,365.83 and 231,206.22

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Solution

The fourth proportional to 338,075.53, 506,365.83 and 231,206.22 is: 346,298.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,075.53 : 506,365.83 = 231,206.22 : x
  2. Step 2: Convert to fraction form
    338,075.53/506,365.83 = 231,206.22/x
  3. Step 3: Cross multiply
    338,075.53x = 506,365.83 × 231,206.22
  4. Step 4: Simplify right side
    338,075.53x = 117,074,929,491.46
  5. Step 5: Solve for x
    x = 117,074,929,491.46/338,075.53
  6. Step 6: Final answer
    x = 346,298.15

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1.5x scale

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.