Home / 346,555.72-478,102.26-233,181.64

Finding the Fourth Proportional to 346,555.72, 478,102.26 and 233,181.64

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Solution

The fourth proportional to 346,555.72, 478,102.26 and 233,181.64 is: 321,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,555.72 : 478,102.26 = 233,181.64 : x
  2. Step 2: Convert to fraction form
    346,555.72/478,102.26 = 233,181.64/x
  3. Step 3: Cross multiply
    346,555.72x = 478,102.26 × 233,181.64
  4. Step 4: Simplify right side
    346,555.72x = 111,484,669,074.51
  5. Step 5: Solve for x
    x = 111,484,669,074.51/346,555.72
  6. Step 6: Final answer
    x = 321,693.35

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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.