Home / 660,535.48-911,595.18-374,106.52

Finding the Fourth Proportional to 660,535.48, 911,595.18 and 374,106.52

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Solution

The fourth proportional to 660,535.48, 911,595.18 and 374,106.52 is: 516,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,535.48 : 911,595.18 = 374,106.52 : x
  2. Step 2: Convert to fraction form
    660,535.48/911,595.18 = 374,106.52/x
  3. Step 3: Cross multiply
    660,535.48x = 911,595.18 × 374,106.52
  4. Step 4: Simplify right side
    660,535.48x = 341,033,700,438.57
  5. Step 5: Solve for x
    x = 341,033,700,438.57/660,535.48
  6. Step 6: Final answer
    x = 516,298.84

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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.