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Finding the Fourth Proportional to 612,017.44, 917,673 and 237,603.04

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Solution

The fourth proportional to 612,017.44, 917,673 and 237,603.04 is: 356,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,017.44 : 917,673 = 237,603.04 : x
  2. Step 2: Convert to fraction form
    612,017.44/917,673 = 237,603.04/x
  3. Step 3: Cross multiply
    612,017.44x = 917,673 × 237,603.04
  4. Step 4: Simplify right side
    612,017.44x = 218,041,894,525.92
  5. Step 5: Solve for x
    x = 218,041,894,525.92/612,017.44
  6. Step 6: Final answer
    x = 356,267.45

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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.