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Finding the Fourth Proportional to 606,416.60, 907,875.30 and 370,220.60

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Solution

The fourth proportional to 606,416.60, 907,875.30 and 370,220.60 is: 554,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,416.60 : 907,875.30 = 370,220.60 : x
  2. Step 2: Convert to fraction form
    606,416.60/907,875.30 = 370,220.60/x
  3. Step 3: Cross multiply
    606,416.60x = 907,875.30 × 370,220.60
  4. Step 4: Simplify right side
    606,416.60x = 336,114,138,291.18
  5. Step 5: Solve for x
    x = 336,114,138,291.18/606,416.60
  6. Step 6: Final answer
    x = 554,262.76

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1.5x scale

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.