Home / 964,143.52-1,330,582.08-534,441.76

Finding the Fourth Proportional to 964,143.52, 1,330,582.08 and 534,441.76

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Solution

The fourth proportional to 964,143.52, 1,330,582.08 and 534,441.76 is: 737,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,143.52 : 1,330,582.08 = 534,441.76 : x
  2. Step 2: Convert to fraction form
    964,143.52/1,330,582.08 = 534,441.76/x
  3. Step 3: Cross multiply
    964,143.52x = 1,330,582.08 × 534,441.76
  4. Step 4: Simplify right side
    964,143.52x = 711,118,628,659.66
  5. Step 5: Solve for x
    x = 711,118,628,659.66/964,143.52
  6. Step 6: Final answer
    x = 737,565.12

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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.