Home / 964,298.22-1,330,749.59-528,686.70

Finding the Fourth Proportional to 964,298.22, 1,330,749.59 and 528,686.70

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Solution

The fourth proportional to 964,298.22, 1,330,749.59 and 528,686.70 is: 729,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,298.22 : 1,330,749.59 = 528,686.70 : x
  2. Step 2: Convert to fraction form
    964,298.22/1,330,749.59 = 528,686.70/x
  3. Step 3: Cross multiply
    964,298.22x = 1,330,749.59 × 528,686.70
  4. Step 4: Simplify right side
    964,298.22x = 703,549,606,620.02
  5. Step 5: Solve for x
    x = 703,549,606,620.02/964,298.22
  6. Step 6: Final answer
    x = 729,597.54

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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.