Home / 648,374.36-972,560.52-360,369.14

Finding the Fourth Proportional to 648,374.36, 972,560.52 and 360,369.14

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Solution

The fourth proportional to 648,374.36, 972,560.52 and 360,369.14 is: 540,553.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,374.36 : 972,560.52 = 360,369.14 : x
  2. Step 2: Convert to fraction form
    648,374.36/972,560.52 = 360,369.14/x
  3. Step 3: Cross multiply
    648,374.36x = 972,560.52 × 360,369.14
  4. Step 4: Simplify right side
    648,374.36x = 350,480,793,327.55
  5. Step 5: Solve for x
    x = 350,480,793,327.55/648,374.36
  6. Step 6: Final answer
    x = 540,553.14

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1.5x scale

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.