Home / 718,621.47-1,075,690.10-529,295.61

Finding the Fourth Proportional to 718,621.47, 1,075,690.10 and 529,295.61

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Solution

The fourth proportional to 718,621.47, 1,075,690.10 and 529,295.61 is: 792,292.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,621.47 : 1,075,690.10 = 529,295.61 : x
  2. Step 2: Convert to fraction form
    718,621.47/1,075,690.10 = 529,295.61/x
  3. Step 3: Cross multiply
    718,621.47x = 1,075,690.10 × 529,295.61
  4. Step 4: Simplify right side
    718,621.47x = 569,358,045,003.98
  5. Step 5: Solve for x
    x = 569,358,045,003.98/718,621.47
  6. Step 6: Final answer
    x = 792,292.00

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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.