Home / 673,922.25-929,254.53-551,031.21

Finding the Fourth Proportional to 673,922.25, 929,254.53 and 551,031.21

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Solution

The fourth proportional to 673,922.25, 929,254.53 and 551,031.21 is: 759,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,922.25 : 929,254.53 = 551,031.21 : x
  2. Step 2: Convert to fraction form
    673,922.25/929,254.53 = 551,031.21/x
  3. Step 3: Cross multiply
    673,922.25x = 929,254.53 × 551,031.21
  4. Step 4: Simplify right side
    673,922.25x = 512,048,248,063.88
  5. Step 5: Solve for x
    x = 512,048,248,063.88/673,922.25
  6. Step 6: Final answer
    x = 759,803.15

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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.