Home / 757,484.84-1,136,225.92-441,720.32

Finding the Fourth Proportional to 757,484.84, 1,136,225.92 and 441,720.32

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Solution

The fourth proportional to 757,484.84, 1,136,225.92 and 441,720.32 is: 662,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,484.84 : 1,136,225.92 = 441,720.32 : x
  2. Step 2: Convert to fraction form
    757,484.84/1,136,225.92 = 441,720.32/x
  3. Step 3: Cross multiply
    757,484.84x = 1,136,225.92 × 441,720.32
  4. Step 4: Simplify right side
    757,484.84x = 501,894,076,974.69
  5. Step 5: Solve for x
    x = 501,894,076,974.69/757,484.84
  6. Step 6: Final answer
    x = 662,579.70

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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.