Home / 866,526.42-1,300,002.66-297,916.14

Finding the Fourth Proportional to 866,526.42, 1,300,002.66 and 297,916.14

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Solution

The fourth proportional to 866,526.42, 1,300,002.66 and 297,916.14 is: 446,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,526.42 : 1,300,002.66 = 297,916.14 : x
  2. Step 2: Convert to fraction form
    866,526.42/1,300,002.66 = 297,916.14/x
  3. Step 3: Cross multiply
    866,526.42x = 1,300,002.66 × 297,916.14
  4. Step 4: Simplify right side
    866,526.42x = 387,291,774,456.93
  5. Step 5: Solve for x
    x = 387,291,774,456.93/866,526.42
  6. Step 6: Final answer
    x = 446,947.45

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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.