Home / 453,004.10-679,506.27-133,155.98

Finding the Fourth Proportional to 453,004.10, 679,506.27 and 133,155.98

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Solution

The fourth proportional to 453,004.10, 679,506.27 and 133,155.98 is: 199,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,004.10 : 679,506.27 = 133,155.98 : x
  2. Step 2: Convert to fraction form
    453,004.10/679,506.27 = 133,155.98/x
  3. Step 3: Cross multiply
    453,004.10x = 679,506.27 × 133,155.98
  4. Step 4: Simplify right side
    453,004.10x = 90,480,323,297.99
  5. Step 5: Solve for x
    x = 90,480,323,297.99/453,004.10
  6. Step 6: Final answer
    x = 199,734.01

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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.