Home / 668,597.60-1,001,953.38-369,212.96

Finding the Fourth Proportional to 668,597.60, 1,001,953.38 and 369,212.96

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Solution

The fourth proportional to 668,597.60, 1,001,953.38 and 369,212.96 is: 553,298.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,597.60 : 1,001,953.38 = 369,212.96 : x
  2. Step 2: Convert to fraction form
    668,597.60/1,001,953.38 = 369,212.96/x
  3. Step 3: Cross multiply
    668,597.60x = 1,001,953.38 × 369,212.96
  4. Step 4: Simplify right side
    668,597.60x = 369,934,173,211.81
  5. Step 5: Solve for x
    x = 369,934,173,211.81/668,597.60
  6. Step 6: Final answer
    x = 553,298.69

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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.