Home / 759,005.35-1,138,694.87-534,803.67

Finding the Fourth Proportional to 759,005.35, 1,138,694.87 and 534,803.67

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Solution

The fourth proportional to 759,005.35, 1,138,694.87 and 534,803.67 is: 802,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,005.35 : 1,138,694.87 = 534,803.67 : x
  2. Step 2: Convert to fraction form
    759,005.35/1,138,694.87 = 534,803.67/x
  3. Step 3: Cross multiply
    759,005.35x = 1,138,694.87 × 534,803.67
  4. Step 4: Simplify right side
    759,005.35x = 608,978,196,823.18
  5. Step 5: Solve for x
    x = 608,978,196,823.18/759,005.35
  6. Step 6: Final answer
    x = 802,337.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.