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Finding the Fourth Proportional to 606,501.60, 908,002.80 and 370,305.60

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Solution

The fourth proportional to 606,501.60, 908,002.80 and 370,305.60 is: 554,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,501.60 : 908,002.80 = 370,305.60 : x
  2. Step 2: Convert to fraction form
    606,501.60/908,002.80 = 370,305.60/x
  3. Step 3: Cross multiply
    606,501.60x = 908,002.80 × 370,305.60
  4. Step 4: Simplify right side
    606,501.60x = 336,238,521,655.68
  5. Step 5: Solve for x
    x = 336,238,521,655.68/606,501.60
  6. Step 6: Final answer
    x = 554,390.16

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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.