Home / 610,220.02-915,288.98-210,866.26

Finding the Fourth Proportional to 610,220.02, 915,288.98 and 210,866.26

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Solution

The fourth proportional to 610,220.02, 915,288.98 and 210,866.26 is: 316,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,220.02 : 915,288.98 = 210,866.26 : x
  2. Step 2: Convert to fraction form
    610,220.02/915,288.98 = 210,866.26/x
  3. Step 3: Cross multiply
    610,220.02x = 915,288.98 × 210,866.26
  4. Step 4: Simplify right side
    610,220.02x = 193,003,564,031.82
  5. Step 5: Solve for x
    x = 193,003,564,031.82/610,220.02
  6. Step 6: Final answer
    x = 316,285.20

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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.