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Finding the Fourth Proportional to 673,852.84, 929,929.86 and 367,941.34

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Solution

The fourth proportional to 673,852.84, 929,929.86 and 367,941.34 is: 507,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,852.84 : 929,929.86 = 367,941.34 : x
  2. Step 2: Convert to fraction form
    673,852.84/929,929.86 = 367,941.34/x
  3. Step 3: Cross multiply
    673,852.84x = 929,929.86 × 367,941.34
  4. Step 4: Simplify right side
    673,852.84x = 342,159,638,794.41
  5. Step 5: Solve for x
    x = 342,159,638,794.41/673,852.84
  6. Step 6: Final answer
    x = 507,766.12

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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.