Home / 946,225.18-1,305,827.49-564,243.76

Finding the Fourth Proportional to 946,225.18, 1,305,827.49 and 564,243.76

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Solution

The fourth proportional to 946,225.18, 1,305,827.49 and 564,243.76 is: 778,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,225.18 : 1,305,827.49 = 564,243.76 : x
  2. Step 2: Convert to fraction form
    946,225.18/1,305,827.49 = 564,243.76/x
  3. Step 3: Cross multiply
    946,225.18x = 1,305,827.49 × 564,243.76
  4. Step 4: Simplify right side
    946,225.18x = 736,805,012,868.96
  5. Step 5: Solve for x
    x = 736,805,012,868.96/946,225.18
  6. Step 6: Final answer
    x = 778,678.30

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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.