Home / 371,090.03-512,152.46-207,808.70

Finding the Fourth Proportional to 371,090.03, 512,152.46 and 207,808.70

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Solution

The fourth proportional to 371,090.03, 512,152.46 and 207,808.70 is: 286,803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,090.03 : 512,152.46 = 207,808.70 : x
  2. Step 2: Convert to fraction form
    371,090.03/512,152.46 = 207,808.70/x
  3. Step 3: Cross multiply
    371,090.03x = 512,152.46 × 207,808.70
  4. Step 4: Simplify right side
    371,090.03x = 106,429,733,314.60
  5. Step 5: Solve for x
    x = 106,429,733,314.60/371,090.03
  6. Step 6: Final answer
    x = 286,803.00

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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.