Home / 945,545.66-1,304,674.55-563,607.98

Finding the Fourth Proportional to 945,545.66, 1,304,674.55 and 563,607.98

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Solution

The fourth proportional to 945,545.66, 1,304,674.55 and 563,607.98 is: 777,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,545.66 : 1,304,674.55 = 563,607.98 : x
  2. Step 2: Convert to fraction form
    945,545.66/1,304,674.55 = 563,607.98/x
  3. Step 3: Cross multiply
    945,545.66x = 1,304,674.55 × 563,607.98
  4. Step 4: Simplify right side
    945,545.66x = 735,324,987,682.91
  5. Step 5: Solve for x
    x = 735,324,987,682.91/945,545.66
  6. Step 6: Final answer
    x = 777,672.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.