Home / 887,379.82-1,224,835.35-524,929.67

Finding the Fourth Proportional to 887,379.82, 1,224,835.35 and 524,929.67

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Solution

The fourth proportional to 887,379.82, 1,224,835.35 and 524,929.67 is: 724,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,379.82 : 1,224,835.35 = 524,929.67 : x
  2. Step 2: Convert to fraction form
    887,379.82/1,224,835.35 = 524,929.67/x
  3. Step 3: Cross multiply
    887,379.82x = 1,224,835.35 × 524,929.67
  4. Step 4: Simplify right side
    887,379.82x = 642,952,416,079.84
  5. Step 5: Solve for x
    x = 642,952,416,079.84/887,379.82
  6. Step 6: Final answer
    x = 724,551.55

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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.