Home / 770,030.16-1,155,242.04-296,588.40

Finding the Fourth Proportional to 770,030.16, 1,155,242.04 and 296,588.40

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Solution

The fourth proportional to 770,030.16, 1,155,242.04 and 296,588.40 is: 444,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,030.16 : 1,155,242.04 = 296,588.40 : x
  2. Step 2: Convert to fraction form
    770,030.16/1,155,242.04 = 296,588.40/x
  3. Step 3: Cross multiply
    770,030.16x = 1,155,242.04 × 296,588.40
  4. Step 4: Simplify right side
    770,030.16x = 342,631,388,256.34
  5. Step 5: Solve for x
    x = 342,631,388,256.34/770,030.16
  6. Step 6: Final answer
    x = 444,958.40

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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.