Home / 847,071.57-1,168,975.49-465,095.01

Finding the Fourth Proportional to 847,071.57, 1,168,975.49 and 465,095.01

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Solution

The fourth proportional to 847,071.57, 1,168,975.49 and 465,095.01 is: 641,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,071.57 : 1,168,975.49 = 465,095.01 : x
  2. Step 2: Convert to fraction form
    847,071.57/1,168,975.49 = 465,095.01/x
  3. Step 3: Cross multiply
    847,071.57x = 1,168,975.49 × 465,095.01
  4. Step 4: Simplify right side
    847,071.57x = 543,684,664,885.83
  5. Step 5: Solve for x
    x = 543,684,664,885.83/847,071.57
  6. Step 6: Final answer
    x = 641,840.29

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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.