Home / 587,554.18-810,526.34-383,724.41

Finding the Fourth Proportional to 587,554.18, 810,526.34 and 383,724.41

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Solution

The fourth proportional to 587,554.18, 810,526.34 and 383,724.41 is: 529,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,554.18 : 810,526.34 = 383,724.41 : x
  2. Step 2: Convert to fraction form
    587,554.18/810,526.34 = 383,724.41/x
  3. Step 3: Cross multiply
    587,554.18x = 810,526.34 × 383,724.41
  4. Step 4: Simplify right side
    587,554.18x = 311,018,740,646.65
  5. Step 5: Solve for x
    x = 311,018,740,646.65/587,554.18
  6. Step 6: Final answer
    x = 529,344.79

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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.