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Finding the Fourth Proportional to 965,735.40, 1,448,603.10 and 468,071.40

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Solution

The fourth proportional to 965,735.40, 1,448,603.10 and 468,071.40 is: 702,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,735.40 : 1,448,603.10 = 468,071.40 : x
  2. Step 2: Convert to fraction form
    965,735.40/1,448,603.10 = 468,071.40/x
  3. Step 3: Cross multiply
    965,735.40x = 1,448,603.10 × 468,071.40
  4. Step 4: Simplify right side
    965,735.40x = 678,049,681,061.34
  5. Step 5: Solve for x
    x = 678,049,681,061.34/965,735.40
  6. Step 6: Final answer
    x = 702,107.10

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1.5x scale

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.