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Finding the Fourth Proportional to 601,585.50, 830,188.08 and 359,878.26

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Solution

The fourth proportional to 601,585.50, 830,188.08 and 359,878.26 is: 496,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,585.50 : 830,188.08 = 359,878.26 : x
  2. Step 2: Convert to fraction form
    601,585.50/830,188.08 = 359,878.26/x
  3. Step 3: Cross multiply
    601,585.50x = 830,188.08 × 359,878.26
  4. Step 4: Simplify right side
    601,585.50x = 298,766,641,703.14
  5. Step 5: Solve for x
    x = 298,766,641,703.14/601,585.50
  6. Step 6: Final answer
    x = 496,632.05

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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.