Home / 847,038.08-1,168,914.84-465,089.60

Finding the Fourth Proportional to 847,038.08, 1,168,914.84 and 465,089.60

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Solution

The fourth proportional to 847,038.08, 1,168,914.84 and 465,089.60 is: 641,824.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,038.08 : 1,168,914.84 = 465,089.60 : x
  2. Step 2: Convert to fraction form
    847,038.08/1,168,914.84 = 465,089.60/x
  3. Step 3: Cross multiply
    847,038.08x = 1,168,914.84 × 465,089.60
  4. Step 4: Simplify right side
    847,038.08x = 543,650,135,369.66
  5. Step 5: Solve for x
    x = 543,650,135,369.66/847,038.08
  6. Step 6: Final answer
    x = 641,824.91

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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.