Home / 946,987.40-1,306,426.49-579,482.04

Finding the Fourth Proportional to 946,987.40, 1,306,426.49 and 579,482.04

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Solution

The fourth proportional to 946,987.40, 1,306,426.49 and 579,482.04 is: 799,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,987.40 : 1,306,426.49 = 579,482.04 : x
  2. Step 2: Convert to fraction form
    946,987.40/1,306,426.49 = 579,482.04/x
  3. Step 3: Cross multiply
    946,987.40x = 1,306,426.49 × 579,482.04
  4. Step 4: Simplify right side
    946,987.40x = 757,050,692,013.77
  5. Step 5: Solve for x
    x = 757,050,692,013.77/946,987.40
  6. Step 6: Final answer
    x = 799,430.58

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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.