Home / 1,068,972.24-1,603,533.21-429,275.94

Finding the Fourth Proportional to 1,068,972.24, 1,603,533.21 and 429,275.94

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Solution

The fourth proportional to 1,068,972.24, 1,603,533.21 and 429,275.94 is: 643,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,972.24 : 1,603,533.21 = 429,275.94 : x
  2. Step 2: Convert to fraction form
    1,068,972.24/1,603,533.21 = 429,275.94/x
  3. Step 3: Cross multiply
    1,068,972.24x = 1,603,533.21 × 429,275.94
  4. Step 4: Simplify right side
    1,068,972.24x = 688,358,226,043.97
  5. Step 5: Solve for x
    x = 688,358,226,043.97/1,068,972.24
  6. Step 6: Final answer
    x = 643,943.97

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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.