Home / 413,946.56-620,984.28-133,492.16

Finding the Fourth Proportional to 413,946.56, 620,984.28 and 133,492.16

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Solution

The fourth proportional to 413,946.56, 620,984.28 and 133,492.16 is: 200,259.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,946.56 : 620,984.28 = 133,492.16 : x
  2. Step 2: Convert to fraction form
    413,946.56/620,984.28 = 133,492.16/x
  3. Step 3: Cross multiply
    413,946.56x = 620,984.28 × 133,492.16
  4. Step 4: Simplify right side
    413,946.56x = 82,896,532,863.24
  5. Step 5: Solve for x
    x = 82,896,532,863.24/413,946.56
  6. Step 6: Final answer
    x = 200,259.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.