Home / 524,075.64-786,279.60-187,108.95

Finding the Fourth Proportional to 524,075.64, 786,279.60 and 187,108.95

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Solution

The fourth proportional to 524,075.64, 786,279.60 and 187,108.95 is: 280,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,075.64 : 786,279.60 = 187,108.95 : x
  2. Step 2: Convert to fraction form
    524,075.64/786,279.60 = 187,108.95/x
  3. Step 3: Cross multiply
    524,075.64x = 786,279.60 × 187,108.95
  4. Step 4: Simplify right side
    524,075.64x = 147,119,950,362.42
  5. Step 5: Solve for x
    x = 147,119,950,362.42/524,075.64
  6. Step 6: Final answer
    x = 280,722.74

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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.