Home / 456,895.28-630,801.24-293,618

Finding the Fourth Proportional to 456,895.28, 630,801.24 and 293,618

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Solution

The fourth proportional to 456,895.28, 630,801.24 and 293,618 is: 405,376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,895.28 : 630,801.24 = 293,618 : x
  2. Step 2: Convert to fraction form
    456,895.28/630,801.24 = 293,618/x
  3. Step 3: Cross multiply
    456,895.28x = 630,801.24 × 293,618
  4. Step 4: Simplify right side
    456,895.28x = 185,214,598,486.32
  5. Step 5: Solve for x
    x = 185,214,598,486.32/456,895.28
  6. Step 6: Final answer
    x = 405,376.48

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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.