Home / 401,207.04-553,469.76-337,521.60

Finding the Fourth Proportional to 401,207.04, 553,469.76 and 337,521.60

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Solution

The fourth proportional to 401,207.04, 553,469.76 and 337,521.60 is: 465,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,207.04 : 553,469.76 = 337,521.60 : x
  2. Step 2: Convert to fraction form
    401,207.04/553,469.76 = 337,521.60/x
  3. Step 3: Cross multiply
    401,207.04x = 553,469.76 × 337,521.60
  4. Step 4: Simplify right side
    401,207.04x = 186,807,998,946.82
  5. Step 5: Solve for x
    x = 186,807,998,946.82/401,207.04
  6. Step 6: Final answer
    x = 465,614.96

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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.