Home / 733,810.40-1,100,715.60-260,543.60

Finding the Fourth Proportional to 733,810.40, 1,100,715.60 and 260,543.60

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Solution

The fourth proportional to 733,810.40, 1,100,715.60 and 260,543.60 is: 390,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,810.40 : 1,100,715.60 = 260,543.60 : x
  2. Step 2: Convert to fraction form
    733,810.40/1,100,715.60 = 260,543.60/x
  3. Step 3: Cross multiply
    733,810.40x = 1,100,715.60 × 260,543.60
  4. Step 4: Simplify right side
    733,810.40x = 286,784,405,000.16
  5. Step 5: Solve for x
    x = 286,784,405,000.16/733,810.40
  6. Step 6: Final answer
    x = 390,815.40

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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.