Home / 1,306,719.56-1,960,153.16-465,271.31

Finding the Fourth Proportional to 1,306,719.56, 1,960,153.16 and 465,271.31

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Solution

The fourth proportional to 1,306,719.56, 1,960,153.16 and 465,271.31 is: 697,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,719.56 : 1,960,153.16 = 465,271.31 : x
  2. Step 2: Convert to fraction form
    1,306,719.56/1,960,153.16 = 465,271.31/x
  3. Step 3: Cross multiply
    1,306,719.56x = 1,960,153.16 × 465,271.31
  4. Step 4: Simplify right side
    1,306,719.56x = 912,003,031,127.87
  5. Step 5: Solve for x
    x = 912,003,031,127.87/1,306,719.56
  6. Step 6: Final answer
    x = 697,933.25

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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.