Home / 346,830.24-520,287.03-122,144.25

Finding the Fourth Proportional to 346,830.24, 520,287.03 and 122,144.25

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Solution

The fourth proportional to 346,830.24, 520,287.03 and 122,144.25 is: 183,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,830.24 : 520,287.03 = 122,144.25 : x
  2. Step 2: Convert to fraction form
    346,830.24/520,287.03 = 122,144.25/x
  3. Step 3: Cross multiply
    346,830.24x = 520,287.03 × 122,144.25
  4. Step 4: Simplify right side
    346,830.24x = 63,550,069,064.08
  5. Step 5: Solve for x
    x = 63,550,069,064.08/346,830.24
  6. Step 6: Final answer
    x = 183,231.05

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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.