Home / 303,341.10-455,011.65-103,613.33

Finding the Fourth Proportional to 303,341.10, 455,011.65 and 103,613.33

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Solution

The fourth proportional to 303,341.10, 455,011.65 and 103,613.33 is: 155,420.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,341.10 : 455,011.65 = 103,613.33 : x
  2. Step 2: Convert to fraction form
    303,341.10/455,011.65 = 103,613.33/x
  3. Step 3: Cross multiply
    303,341.10x = 455,011.65 × 103,613.33
  4. Step 4: Simplify right side
    303,341.10x = 47,145,272,245.29
  5. Step 5: Solve for x
    x = 47,145,272,245.29/303,341.10
  6. Step 6: Final answer
    x = 155,420.00

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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.