Home / 470,719.04-649,596.20-255,859.07

Finding the Fourth Proportional to 470,719.04, 649,596.20 and 255,859.07

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Solution

The fourth proportional to 470,719.04, 649,596.20 and 255,859.07 is: 353,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,719.04 : 649,596.20 = 255,859.07 : x
  2. Step 2: Convert to fraction form
    470,719.04/649,596.20 = 255,859.07/x
  3. Step 3: Cross multiply
    470,719.04x = 649,596.20 × 255,859.07
  4. Step 4: Simplify right side
    470,719.04x = 166,205,075,080.26
  5. Step 5: Solve for x
    x = 166,205,075,080.26/470,719.04
  6. Step 6: Final answer
    x = 353,087.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.