Home / 1,003,348.86-1,505,253.18-434,825.40

Finding the Fourth Proportional to 1,003,348.86, 1,505,253.18 and 434,825.40

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Solution

The fourth proportional to 1,003,348.86, 1,505,253.18 and 434,825.40 is: 652,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,348.86 : 1,505,253.18 = 434,825.40 : x
  2. Step 2: Convert to fraction form
    1,003,348.86/1,505,253.18 = 434,825.40/x
  3. Step 3: Cross multiply
    1,003,348.86x = 1,505,253.18 × 434,825.40
  4. Step 4: Simplify right side
    1,003,348.86x = 654,522,316,094.77
  5. Step 5: Solve for x
    x = 654,522,316,094.77/1,003,348.86
  6. Step 6: Final answer
    x = 652,337.73

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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.