Home / 484,904.34-669,157.12-270,064.40

Finding the Fourth Proportional to 484,904.34, 669,157.12 and 270,064.40

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Solution

The fourth proportional to 484,904.34, 669,157.12 and 270,064.40 is: 372,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,904.34 : 669,157.12 = 270,064.40 : x
  2. Step 2: Convert to fraction form
    484,904.34/669,157.12 = 270,064.40/x
  3. Step 3: Cross multiply
    484,904.34x = 669,157.12 × 270,064.40
  4. Step 4: Simplify right side
    484,904.34x = 180,715,516,118.53
  5. Step 5: Solve for x
    x = 180,715,516,118.53/484,904.34
  6. Step 6: Final answer
    x = 372,682.82

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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.