Home / 343,271.60-514,907.40-231,005.60

Finding the Fourth Proportional to 343,271.60, 514,907.40 and 231,005.60

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Solution

The fourth proportional to 343,271.60, 514,907.40 and 231,005.60 is: 346,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,271.60 : 514,907.40 = 231,005.60 : x
  2. Step 2: Convert to fraction form
    343,271.60/514,907.40 = 231,005.60/x
  3. Step 3: Cross multiply
    343,271.60x = 514,907.40 × 231,005.60
  4. Step 4: Simplify right side
    343,271.60x = 118,946,492,881.44
  5. Step 5: Solve for x
    x = 118,946,492,881.44/343,271.60
  6. Step 6: Final answer
    x = 346,508.40

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1.5x scale

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.