Home / 401,244.85-553,774.90-248,332.29

Finding the Fourth Proportional to 401,244.85, 553,774.90 and 248,332.29

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Solution

The fourth proportional to 401,244.85, 553,774.90 and 248,332.29 is: 342,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,244.85 : 553,774.90 = 248,332.29 : x
  2. Step 2: Convert to fraction form
    401,244.85/553,774.90 = 248,332.29/x
  3. Step 3: Cross multiply
    401,244.85x = 553,774.90 × 248,332.29
  4. Step 4: Simplify right side
    401,244.85x = 137,520,189,061.52
  5. Step 5: Solve for x
    x = 137,520,189,061.52/401,244.85
  6. Step 6: Final answer
    x = 342,733.84

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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.