Home / 771,281.20-1,156,576.20-297,809.20

Finding the Fourth Proportional to 771,281.20, 1,156,576.20 and 297,809.20

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Solution

The fourth proportional to 771,281.20, 1,156,576.20 and 297,809.20 is: 446,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,281.20 : 1,156,576.20 = 297,809.20 : x
  2. Step 2: Convert to fraction form
    771,281.20/1,156,576.20 = 297,809.20/x
  3. Step 3: Cross multiply
    771,281.20x = 1,156,576.20 × 297,809.20
  4. Step 4: Simplify right side
    771,281.20x = 344,439,032,861.04
  5. Step 5: Solve for x
    x = 344,439,032,861.04/771,281.20
  6. Step 6: Final answer
    x = 446,580.36

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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.