Home / 946,411.20-1,306,030.32-538,504.20

Finding the Fourth Proportional to 946,411.20, 1,306,030.32 and 538,504.20

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Solution

The fourth proportional to 946,411.20, 1,306,030.32 and 538,504.20 is: 743,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,411.20 : 1,306,030.32 = 538,504.20 : x
  2. Step 2: Convert to fraction form
    946,411.20/1,306,030.32 = 538,504.20/x
  3. Step 3: Cross multiply
    946,411.20x = 1,306,030.32 × 538,504.20
  4. Step 4: Simplify right side
    946,411.20x = 703,302,812,647.34
  5. Step 5: Solve for x
    x = 703,302,812,647.34/946,411.20
  6. Step 6: Final answer
    x = 743,126.05

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1.5x scale

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.