Home / 964,235.75-1,330,555.87-534,479.32

Finding the Fourth Proportional to 964,235.75, 1,330,555.87 and 534,479.32

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Solution

The fourth proportional to 964,235.75, 1,330,555.87 and 534,479.32 is: 737,531.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,235.75 : 1,330,555.87 = 534,479.32 : x
  2. Step 2: Convert to fraction form
    964,235.75/1,330,555.87 = 534,479.32/x
  3. Step 3: Cross multiply
    964,235.75x = 1,330,555.87 × 534,479.32
  4. Step 4: Simplify right side
    964,235.75x = 711,154,596,619.61
  5. Step 5: Solve for x
    x = 711,154,596,619.61/964,235.75
  6. Step 6: Final answer
    x = 737,531.87

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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.