Home / 1,497,545.91-2,245,988.37-432,356.22

Finding the Fourth Proportional to 1,497,545.91, 2,245,988.37 and 432,356.22

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Solution

The fourth proportional to 1,497,545.91, 2,245,988.37 and 432,356.22 is: 648,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,545.91 : 2,245,988.37 = 432,356.22 : x
  2. Step 2: Convert to fraction form
    1,497,545.91/2,245,988.37 = 432,356.22/x
  3. Step 3: Cross multiply
    1,497,545.91x = 2,245,988.37 × 432,356.22
  4. Step 4: Simplify right side
    1,497,545.91x = 971,067,041,817.16
  5. Step 5: Solve for x
    x = 971,067,041,817.16/1,497,545.91
  6. Step 6: Final answer
    x = 648,438.91

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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.