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Finding the Fourth Proportional to 261,038.30, 364,666.30 and 261,038.30

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Solution

The fourth proportional to 261,038.30, 364,666.30 and 261,038.30 is: 364,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,038.30 : 364,666.30 = 261,038.30 : x
  2. Step 2: Convert to fraction form
    261,038.30/364,666.30 = 261,038.30/x
  3. Step 3: Cross multiply
    261,038.30x = 364,666.30 × 261,038.30
  4. Step 4: Simplify right side
    261,038.30x = 95,191,871,019.29
  5. Step 5: Solve for x
    x = 95,191,871,019.29/261,038.30
  6. Step 6: Final answer
    x = 364,666.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.