Home / 963,915.48-1,330,280.16-534,236.76

Finding the Fourth Proportional to 963,915.48, 1,330,280.16 and 534,236.76

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Solution

The fourth proportional to 963,915.48, 1,330,280.16 and 534,236.76 is: 737,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,915.48 : 1,330,280.16 = 534,236.76 : x
  2. Step 2: Convert to fraction form
    963,915.48/1,330,280.16 = 534,236.76/x
  3. Step 3: Cross multiply
    963,915.48x = 1,330,280.16 × 534,236.76
  4. Step 4: Simplify right side
    963,915.48x = 710,684,562,570.68
  5. Step 5: Solve for x
    x = 710,684,562,570.68/963,915.48
  6. Step 6: Final answer
    x = 737,289.29

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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.