Home / 670,053.74-1,004,636.29-243,538.92

Finding the Fourth Proportional to 670,053.74, 1,004,636.29 and 243,538.92

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Solution

The fourth proportional to 670,053.74, 1,004,636.29 and 243,538.92 is: 365,146.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,053.74 : 1,004,636.29 = 243,538.92 : x
  2. Step 2: Convert to fraction form
    670,053.74/1,004,636.29 = 243,538.92/x
  3. Step 3: Cross multiply
    670,053.74x = 1,004,636.29 × 243,538.92
  4. Step 4: Simplify right side
    670,053.74x = 244,668,037,059.41
  5. Step 5: Solve for x
    x = 244,668,037,059.41/670,053.74
  6. Step 6: Final answer
    x = 365,146.89

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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.