Home / 822,463.52-1,230,283.36-772,075.04

Finding the Fourth Proportional to 822,463.52, 1,230,283.36 and 772,075.04

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Solution

The fourth proportional to 822,463.52, 1,230,283.36 and 772,075.04 is: 1,154,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,463.52 : 1,230,283.36 = 772,075.04 : x
  2. Step 2: Convert to fraction form
    822,463.52/1,230,283.36 = 772,075.04/x
  3. Step 3: Cross multiply
    822,463.52x = 1,230,283.36 × 772,075.04
  4. Step 4: Simplify right side
    822,463.52x = 949,871,074,383.34
  5. Step 5: Solve for x
    x = 949,871,074,383.34/822,463.52
  6. Step 6: Final answer
    x = 1,154,909.67

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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.