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Finding the Fourth Proportional to 549,145.44, 757,595.52 and 334,113.12

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Solution

The fourth proportional to 549,145.44, 757,595.52 and 334,113.12 is: 460,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,145.44 : 757,595.52 = 334,113.12 : x
  2. Step 2: Convert to fraction form
    549,145.44/757,595.52 = 334,113.12/x
  3. Step 3: Cross multiply
    549,145.44x = 757,595.52 × 334,113.12
  4. Step 4: Simplify right side
    549,145.44x = 253,122,602,885.22
  5. Step 5: Solve for x
    x = 253,122,602,885.22/549,145.44
  6. Step 6: Final answer
    x = 460,939.10

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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.