Home / 470,543.04-649,353.29-255,683.11

Finding the Fourth Proportional to 470,543.04, 649,353.29 and 255,683.11

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Solution

The fourth proportional to 470,543.04, 649,353.29 and 255,683.11 is: 352,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,543.04 : 649,353.29 = 255,683.11 : x
  2. Step 2: Convert to fraction form
    470,543.04/649,353.29 = 255,683.11/x
  3. Step 3: Cross multiply
    470,543.04x = 649,353.29 × 255,683.11
  4. Step 4: Simplify right side
    470,543.04x = 166,028,667,212.35
  5. Step 5: Solve for x
    x = 166,028,667,212.35/470,543.04
  6. Step 6: Final answer
    x = 352,844.80

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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.