Home / 976,587.76-1,464,866.58-266,613.76

Finding the Fourth Proportional to 976,587.76, 1,464,866.58 and 266,613.76

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Solution

The fourth proportional to 976,587.76, 1,464,866.58 and 266,613.76 is: 399,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,587.76 : 1,464,866.58 = 266,613.76 : x
  2. Step 2: Convert to fraction form
    976,587.76/1,464,866.58 = 266,613.76/x
  3. Step 3: Cross multiply
    976,587.76x = 1,464,866.58 × 266,613.76
  4. Step 4: Simplify right side
    976,587.76x = 390,553,586,792.14
  5. Step 5: Solve for x
    x = 390,553,586,792.14/976,587.76
  6. Step 6: Final answer
    x = 399,916.53

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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.