Home / 595,024.96-820,929.20-380,290.72

Finding the Fourth Proportional to 595,024.96, 820,929.20 and 380,290.72

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Solution

The fourth proportional to 595,024.96, 820,929.20 and 380,290.72 is: 524,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,024.96 : 820,929.20 = 380,290.72 : x
  2. Step 2: Convert to fraction form
    595,024.96/820,929.20 = 380,290.72/x
  3. Step 3: Cross multiply
    595,024.96x = 820,929.20 × 380,290.72
  4. Step 4: Simplify right side
    595,024.96x = 312,191,756,537.02
  5. Step 5: Solve for x
    x = 312,191,756,537.02/595,024.96
  6. Step 6: Final answer
    x = 524,670.02

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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.