Home / 328,953.10-493,626.50-302,184.22

Finding the Fourth Proportional to 328,953.10, 493,626.50 and 302,184.22

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Solution

The fourth proportional to 328,953.10, 493,626.50 and 302,184.22 is: 453,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,953.10 : 493,626.50 = 302,184.22 : x
  2. Step 2: Convert to fraction form
    328,953.10/493,626.50 = 302,184.22/x
  3. Step 3: Cross multiply
    328,953.10x = 493,626.50 × 302,184.22
  4. Step 4: Simplify right side
    328,953.10x = 149,166,139,887.37
  5. Step 5: Solve for x
    x = 149,166,139,887.37/328,953.10
  6. Step 6: Final answer
    x = 453,457.17

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1.5x scale

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.