Home / 356,962.20-535,271.04-207,240.18

Finding the Fourth Proportional to 356,962.20, 535,271.04 and 207,240.18

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Solution

The fourth proportional to 356,962.20, 535,271.04 and 207,240.18 is: 310,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,962.20 : 535,271.04 = 207,240.18 : x
  2. Step 2: Convert to fraction form
    356,962.20/535,271.04 = 207,240.18/x
  3. Step 3: Cross multiply
    356,962.20x = 535,271.04 × 207,240.18
  4. Step 4: Simplify right side
    356,962.20x = 110,929,666,678.39
  5. Step 5: Solve for x
    x = 110,929,666,678.39/356,962.20
  6. Step 6: Final answer
    x = 310,760.26

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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.