Home / 413,681.30-570,880.23-229,919.84

Finding the Fourth Proportional to 413,681.30, 570,880.23 and 229,919.84

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Solution

The fourth proportional to 413,681.30, 570,880.23 and 229,919.84 is: 317,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,681.30 : 570,880.23 = 229,919.84 : x
  2. Step 2: Convert to fraction form
    413,681.30/570,880.23 = 229,919.84/x
  3. Step 3: Cross multiply
    413,681.30x = 570,880.23 × 229,919.84
  4. Step 4: Simplify right side
    413,681.30x = 131,256,691,140.76
  5. Step 5: Solve for x
    x = 131,256,691,140.76/413,681.30
  6. Step 6: Final answer
    x = 317,289.40

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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.