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Finding the Fourth Proportional to 367,312.80, 549,932.40 and 367,312.80

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Solution

The fourth proportional to 367,312.80, 549,932.40 and 367,312.80 is: 549,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,312.80 : 549,932.40 = 367,312.80 : x
  2. Step 2: Convert to fraction form
    367,312.80/549,932.40 = 367,312.80/x
  3. Step 3: Cross multiply
    367,312.80x = 549,932.40 × 367,312.80
  4. Step 4: Simplify right side
    367,312.80x = 201,997,209,654.72
  5. Step 5: Solve for x
    x = 201,997,209,654.72/367,312.80
  6. Step 6: Final answer
    x = 549,932.40

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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.