Home / 898,284.21-1,340,551.59-802,438.02

Finding the Fourth Proportional to 898,284.21, 1,340,551.59 and 802,438.02

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Solution

The fourth proportional to 898,284.21, 1,340,551.59 and 802,438.02 is: 1,197,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,284.21 : 1,340,551.59 = 802,438.02 : x
  2. Step 2: Convert to fraction form
    898,284.21/1,340,551.59 = 802,438.02/x
  3. Step 3: Cross multiply
    898,284.21x = 1,340,551.59 × 802,438.02
  4. Step 4: Simplify right side
    898,284.21x = 1,075,709,563,587.45
  5. Step 5: Solve for x
    x = 1,075,709,563,587.45/898,284.21
  6. Step 6: Final answer
    x = 1,197,515.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.