Home / 953,012.04-1,428,410.29-353,590.86

Finding the Fourth Proportional to 953,012.04, 1,428,410.29 and 353,590.86

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Solution

The fourth proportional to 953,012.04, 1,428,410.29 and 353,590.86 is: 529,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,012.04 : 1,428,410.29 = 353,590.86 : x
  2. Step 2: Convert to fraction form
    953,012.04/1,428,410.29 = 353,590.86/x
  3. Step 3: Cross multiply
    953,012.04x = 1,428,410.29 × 353,590.86
  4. Step 4: Simplify right side
    953,012.04x = 505,072,822,873.95
  5. Step 5: Solve for x
    x = 505,072,822,873.95/953,012.04
  6. Step 6: Final answer
    x = 529,975.28

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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.