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Finding the Fourth Proportional to 600,521.94, 828,707.49 and 328,588.74

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Solution

The fourth proportional to 600,521.94, 828,707.49 and 328,588.74 is: 453,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,521.94 : 828,707.49 = 328,588.74 : x
  2. Step 2: Convert to fraction form
    600,521.94/828,707.49 = 328,588.74/x
  3. Step 3: Cross multiply
    600,521.94x = 828,707.49 × 328,588.74
  4. Step 4: Simplify right side
    600,521.94x = 272,303,949,967.66
  5. Step 5: Solve for x
    x = 272,303,949,967.66/600,521.94
  6. Step 6: Final answer
    x = 453,445.46

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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.