Home / 1,076,616.60-1,614,924.90-328,565.40

Finding the Fourth Proportional to 1,076,616.60, 1,614,924.90 and 328,565.40

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Solution

The fourth proportional to 1,076,616.60, 1,614,924.90 and 328,565.40 is: 492,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,616.60 : 1,614,924.90 = 328,565.40 : x
  2. Step 2: Convert to fraction form
    1,076,616.60/1,614,924.90 = 328,565.40/x
  3. Step 3: Cross multiply
    1,076,616.60x = 1,614,924.90 × 328,565.40
  4. Step 4: Simplify right side
    1,076,616.60x = 530,608,445,738.46
  5. Step 5: Solve for x
    x = 530,608,445,738.46/1,076,616.60
  6. Step 6: Final answer
    x = 492,848.10

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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.