Home / 470,089.04-648,722.85-255,229.13

Finding the Fourth Proportional to 470,089.04, 648,722.85 and 255,229.13

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Solution

The fourth proportional to 470,089.04, 648,722.85 and 255,229.13 is: 352,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,089.04 : 648,722.85 = 255,229.13 : x
  2. Step 2: Convert to fraction form
    470,089.04/648,722.85 = 255,229.13/x
  3. Step 3: Cross multiply
    470,089.04x = 648,722.85 × 255,229.13
  4. Step 4: Simplify right side
    470,089.04x = 165,572,968,616.62
  5. Step 5: Solve for x
    x = 165,572,968,616.62/470,089.04
  6. Step 6: Final answer
    x = 352,216.19

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1.5x scale

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.