Home / 734,779.52-1,014,473.92-448,465.60

Finding the Fourth Proportional to 734,779.52, 1,014,473.92 and 448,465.60

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Solution

The fourth proportional to 734,779.52, 1,014,473.92 and 448,465.60 is: 619,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,779.52 : 1,014,473.92 = 448,465.60 : x
  2. Step 2: Convert to fraction form
    734,779.52/1,014,473.92 = 448,465.60/x
  3. Step 3: Cross multiply
    734,779.52x = 1,014,473.92 × 448,465.60
  4. Step 4: Simplify right side
    734,779.52x = 454,956,655,217.15
  5. Step 5: Solve for x
    x = 454,956,655,217.15/734,779.52
  6. Step 6: Final answer
    x = 619,174.38

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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.