Home / 964,234.75-1,330,554.49-534,478.32

Finding the Fourth Proportional to 964,234.75, 1,330,554.49 and 534,478.32

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Solution

The fourth proportional to 964,234.75, 1,330,554.49 and 534,478.32 is: 737,530.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,234.75 : 1,330,554.49 = 534,478.32 : x
  2. Step 2: Convert to fraction form
    964,234.75/1,330,554.49 = 534,478.32/x
  3. Step 3: Cross multiply
    964,234.75x = 1,330,554.49 × 534,478.32
  4. Step 4: Simplify right side
    964,234.75x = 711,152,528,483.66
  5. Step 5: Solve for x
    x = 711,152,528,483.66/964,234.75
  6. Step 6: Final answer
    x = 737,530.49

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Double scale
Find fourth proportional to 964,235.75, 1,330,555.87 and 534,479.32
Similar ratio
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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.