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Finding the Fourth Proportional to 601,571.90, 830,090.29 and 359,766.25

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Solution

The fourth proportional to 601,571.90, 830,090.29 and 359,766.25 is: 496,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,571.90 : 830,090.29 = 359,766.25 : x
  2. Step 2: Convert to fraction form
    601,571.90/830,090.29 = 359,766.25/x
  3. Step 3: Cross multiply
    601,571.90x = 830,090.29 × 359,766.25
  4. Step 4: Simplify right side
    601,571.90x = 298,638,470,794.71
  5. Step 5: Solve for x
    x = 298,638,470,794.71/601,571.90
  6. Step 6: Final answer
    x = 496,430.22

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1.5x scale

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.