Home / 245,500.02-366,457.79-210,663.54

Finding the Fourth Proportional to 245,500.02, 366,457.79 and 210,663.54

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Solution

The fourth proportional to 245,500.02, 366,457.79 and 210,663.54 is: 314,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,500.02 : 366,457.79 = 210,663.54 : x
  2. Step 2: Convert to fraction form
    245,500.02/366,457.79 = 210,663.54/x
  3. Step 3: Cross multiply
    245,500.02x = 366,457.79 × 210,663.54
  4. Step 4: Simplify right side
    245,500.02x = 77,199,295,301.98
  5. Step 5: Solve for x
    x = 77,199,295,301.98/245,500.02
  6. Step 6: Final answer
    x = 314,457.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.