Home / 770,302.40-1,155,453.60-201,682.40

Finding the Fourth Proportional to 770,302.40, 1,155,453.60 and 201,682.40

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Solution

The fourth proportional to 770,302.40, 1,155,453.60 and 201,682.40 is: 302,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,302.40 : 1,155,453.60 = 201,682.40 : x
  2. Step 2: Convert to fraction form
    770,302.40/1,155,453.60 = 201,682.40/x
  3. Step 3: Cross multiply
    770,302.40x = 1,155,453.60 × 201,682.40
  4. Step 4: Simplify right side
    770,302.40x = 233,034,655,136.64
  5. Step 5: Solve for x
    x = 233,034,655,136.64/770,302.40
  6. Step 6: Final answer
    x = 302,523.60

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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.