Home / 733,779.95-1,100,779.28-260,425.67

Finding the Fourth Proportional to 733,779.95, 1,100,779.28 and 260,425.67

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Solution

The fourth proportional to 733,779.95, 1,100,779.28 and 260,425.67 is: 390,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,779.95 : 1,100,779.28 = 260,425.67 : x
  2. Step 2: Convert to fraction form
    733,779.95/1,100,779.28 = 260,425.67/x
  3. Step 3: Cross multiply
    733,779.95x = 1,100,779.28 × 260,425.67
  4. Step 4: Simplify right side
    733,779.95x = 286,671,180,213.99
  5. Step 5: Solve for x
    x = 286,671,180,213.99/733,779.95
  6. Step 6: Final answer
    x = 390,677.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.