Home / 671,534.40-1,006,668.45-334,256.34

Finding the Fourth Proportional to 671,534.40, 1,006,668.45 and 334,256.34

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Solution

The fourth proportional to 671,534.40, 1,006,668.45 and 334,256.34 is: 501,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,534.40 : 1,006,668.45 = 334,256.34 : x
  2. Step 2: Convert to fraction form
    671,534.40/1,006,668.45 = 334,256.34/x
  3. Step 3: Cross multiply
    671,534.40x = 1,006,668.45 × 334,256.34
  4. Step 4: Simplify right side
    671,534.40x = 336,485,311,690.47
  5. Step 5: Solve for x
    x = 336,485,311,690.47/671,534.40
  6. Step 6: Final answer
    x = 501,069.36

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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.