Home / 1,182,428.20-1,773,872.70-472,335.40

Finding the Fourth Proportional to 1,182,428.20, 1,773,872.70 and 472,335.40

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Solution

The fourth proportional to 1,182,428.20, 1,773,872.70 and 472,335.40 is: 708,595.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,428.20 : 1,773,872.70 = 472,335.40 : x
  2. Step 2: Convert to fraction form
    1,182,428.20/1,773,872.70 = 472,335.40/x
  3. Step 3: Cross multiply
    1,182,428.20x = 1,773,872.70 × 472,335.40
  4. Step 4: Simplify right side
    1,182,428.20x = 837,862,871,303.58
  5. Step 5: Solve for x
    x = 837,862,871,303.58/1,182,428.20
  6. Step 6: Final answer
    x = 708,595.14

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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.