Home / 940,622.16-1,298,075.69-532,808.68

Finding the Fourth Proportional to 940,622.16, 1,298,075.69 and 532,808.68

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Solution

The fourth proportional to 940,622.16, 1,298,075.69 and 532,808.68 is: 735,285.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,622.16 : 1,298,075.69 = 532,808.68 : x
  2. Step 2: Convert to fraction form
    940,622.16/1,298,075.69 = 532,808.68/x
  3. Step 3: Cross multiply
    940,622.16x = 1,298,075.69 × 532,808.68
  4. Step 4: Simplify right side
    940,622.16x = 691,625,995,885.57
  5. Step 5: Solve for x
    x = 691,625,995,885.57/940,622.16
  6. Step 6: Final answer
    x = 735,285.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.