Home / 894,013.80-1,339,271.10-537,970.20

Finding the Fourth Proportional to 894,013.80, 1,339,271.10 and 537,970.20

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Solution

The fourth proportional to 894,013.80, 1,339,271.10 and 537,970.20 is: 805,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,013.80 : 1,339,271.10 = 537,970.20 : x
  2. Step 2: Convert to fraction form
    894,013.80/1,339,271.10 = 537,970.20/x
  3. Step 3: Cross multiply
    894,013.80x = 1,339,271.10 × 537,970.20
  4. Step 4: Simplify right side
    894,013.80x = 720,487,941,521.22
  5. Step 5: Solve for x
    x = 720,487,941,521.22/894,013.80
  6. Step 6: Final answer
    x = 805,902.48

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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.