Home / 264,438.12-364,887.86-155,547.38

Finding the Fourth Proportional to 264,438.12, 364,887.86 and 155,547.38

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Solution

The fourth proportional to 264,438.12, 364,887.86 and 155,547.38 is: 214,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,438.12 : 364,887.86 = 155,547.38 : x
  2. Step 2: Convert to fraction form
    264,438.12/364,887.86 = 155,547.38/x
  3. Step 3: Cross multiply
    264,438.12x = 364,887.86 × 155,547.38
  4. Step 4: Simplify right side
    264,438.12x = 56,757,350,616.81
  5. Step 5: Solve for x
    x = 56,757,350,616.81/264,438.12
  6. Step 6: Final answer
    x = 214,633.77

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1.5x scale

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.