Home / 759,800.25-1,140,094.04-385,823.25

Finding the Fourth Proportional to 759,800.25, 1,140,094.04 and 385,823.25

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Solution

The fourth proportional to 759,800.25, 1,140,094.04 and 385,823.25 is: 578,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,800.25 : 1,140,094.04 = 385,823.25 : x
  2. Step 2: Convert to fraction form
    759,800.25/1,140,094.04 = 385,823.25/x
  3. Step 3: Cross multiply
    759,800.25x = 1,140,094.04 × 385,823.25
  4. Step 4: Simplify right side
    759,800.25x = 439,874,785,889.31
  5. Step 5: Solve for x
    x = 439,874,785,889.31/759,800.25
  6. Step 6: Final answer
    x = 578,934.77

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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.