Home / 749,774.14-1,034,535.44-443,697.32

Finding the Fourth Proportional to 749,774.14, 1,034,535.44 and 443,697.32

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Solution

The fourth proportional to 749,774.14, 1,034,535.44 and 443,697.32 is: 612,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,774.14 : 1,034,535.44 = 443,697.32 : x
  2. Step 2: Convert to fraction form
    749,774.14/1,034,535.44 = 443,697.32/x
  3. Step 3: Cross multiply
    749,774.14x = 1,034,535.44 × 443,697.32
  4. Step 4: Simplify right side
    749,774.14x = 459,020,602,173.02
  5. Step 5: Solve for x
    x = 459,020,602,173.02/749,774.14
  6. Step 6: Final answer
    x = 612,211.84

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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.