Home / 1,048,088.90-1,570,772.55-485,927.30

Finding the Fourth Proportional to 1,048,088.90, 1,570,772.55 and 485,927.30

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Solution

The fourth proportional to 1,048,088.90, 1,570,772.55 and 485,927.30 is: 728,260.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,088.90 : 1,570,772.55 = 485,927.30 : x
  2. Step 2: Convert to fraction form
    1,048,088.90/1,570,772.55 = 485,927.30/x
  3. Step 3: Cross multiply
    1,048,088.90x = 1,570,772.55 × 485,927.30
  4. Step 4: Simplify right side
    1,048,088.90x = 763,281,264,135.62
  5. Step 5: Solve for x
    x = 763,281,264,135.62/1,048,088.90
  6. Step 6: Final answer
    x = 728,260.04

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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.