Home / 470,025.74-648,009.14-373,551.72

Finding the Fourth Proportional to 470,025.74, 648,009.14 and 373,551.72

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Solution

The fourth proportional to 470,025.74, 648,009.14 and 373,551.72 is: 515,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,025.74 : 648,009.14 = 373,551.72 : x
  2. Step 2: Convert to fraction form
    470,025.74/648,009.14 = 373,551.72/x
  3. Step 3: Cross multiply
    470,025.74x = 648,009.14 × 373,551.72
  4. Step 4: Simplify right side
    470,025.74x = 242,064,926,954.96
  5. Step 5: Solve for x
    x = 242,064,926,954.96/470,025.74
  6. Step 6: Final answer
    x = 515,003.56

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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.