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Finding the Fourth Proportional to 606,637.20, 909,955.80 and 466,669.20

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Solution

The fourth proportional to 606,637.20, 909,955.80 and 466,669.20 is: 700,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,637.20 : 909,955.80 = 466,669.20 : x
  2. Step 2: Convert to fraction form
    606,637.20/909,955.80 = 466,669.20/x
  3. Step 3: Cross multiply
    606,637.20x = 909,955.80 × 466,669.20
  4. Step 4: Simplify right side
    606,637.20x = 424,648,345,221.36
  5. Step 5: Solve for x
    x = 424,648,345,221.36/606,637.20
  6. Step 6: Final answer
    x = 700,003.80

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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.