Home / 964,274.48-1,330,778.28-534,689.36

Finding the Fourth Proportional to 964,274.48, 1,330,778.28 and 534,689.36

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Solution

The fourth proportional to 964,274.48, 1,330,778.28 and 534,689.36 is: 737,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,274.48 : 1,330,778.28 = 534,689.36 : x
  2. Step 2: Convert to fraction form
    964,274.48/1,330,778.28 = 534,689.36/x
  3. Step 3: Cross multiply
    964,274.48x = 1,330,778.28 × 534,689.36
  4. Step 4: Simplify right side
    964,274.48x = 711,552,986,835.10
  5. Step 5: Solve for x
    x = 711,552,986,835.10/964,274.48
  6. Step 6: Final answer
    x = 737,915.40

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Double scale
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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.