Home / 946,871.40-1,420,307.10-282,023.40

Finding the Fourth Proportional to 946,871.40, 1,420,307.10 and 282,023.40

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Solution

The fourth proportional to 946,871.40, 1,420,307.10 and 282,023.40 is: 423,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,871.40 : 1,420,307.10 = 282,023.40 : x
  2. Step 2: Convert to fraction form
    946,871.40/1,420,307.10 = 282,023.40/x
  3. Step 3: Cross multiply
    946,871.40x = 1,420,307.10 × 282,023.40
  4. Step 4: Simplify right side
    946,871.40x = 400,559,837,386.14
  5. Step 5: Solve for x
    x = 400,559,837,386.14/946,871.40
  6. Step 6: Final answer
    x = 423,035.10

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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.