Home / 463,545.02-639,756.96-334,899.86

Finding the Fourth Proportional to 463,545.02, 639,756.96 and 334,899.86

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Solution

The fourth proportional to 463,545.02, 639,756.96 and 334,899.86 is: 462,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,545.02 : 639,756.96 = 334,899.86 : x
  2. Step 2: Convert to fraction form
    463,545.02/639,756.96 = 334,899.86/x
  3. Step 3: Cross multiply
    463,545.02x = 639,756.96 × 334,899.86
  4. Step 4: Simplify right side
    463,545.02x = 214,254,516,338.03
  5. Step 5: Solve for x
    x = 214,254,516,338.03/463,545.02
  6. Step 6: Final answer
    x = 462,208.65

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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.