Home / 770,782.14-1,154,623.13-433,317.10

Finding the Fourth Proportional to 770,782.14, 1,154,623.13 and 433,317.10

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Solution

The fourth proportional to 770,782.14, 1,154,623.13 and 433,317.10 is: 649,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,782.14 : 1,154,623.13 = 433,317.10 : x
  2. Step 2: Convert to fraction form
    770,782.14/1,154,623.13 = 433,317.10/x
  3. Step 3: Cross multiply
    770,782.14x = 1,154,623.13 × 433,317.10
  4. Step 4: Simplify right side
    770,782.14x = 500,317,946,284.52
  5. Step 5: Solve for x
    x = 500,317,946,284.52/770,782.14
  6. Step 6: Final answer
    x = 649,104.23

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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.