Home / 349,126.02-523,918.67-191,465.19

Finding the Fourth Proportional to 349,126.02, 523,918.67 and 191,465.19

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Solution

The fourth proportional to 349,126.02, 523,918.67 and 191,465.19 is: 287,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,126.02 : 523,918.67 = 191,465.19 : x
  2. Step 2: Convert to fraction form
    349,126.02/523,918.67 = 191,465.19/x
  3. Step 3: Cross multiply
    349,126.02x = 523,918.67 × 191,465.19
  4. Step 4: Simplify right side
    349,126.02x = 100,312,186,738.77
  5. Step 5: Solve for x
    x = 100,312,186,738.77/349,126.02
  6. Step 6: Final answer
    x = 287,323.72

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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.