Home / 705,280.40-1,058,957.40-495,846.80

Finding the Fourth Proportional to 705,280.40, 1,058,957.40 and 495,846.80

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Solution

The fourth proportional to 705,280.40, 1,058,957.40 and 495,846.80 is: 744,499.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,280.40 : 1,058,957.40 = 495,846.80 : x
  2. Step 2: Convert to fraction form
    705,280.40/1,058,957.40 = 495,846.80/x
  3. Step 3: Cross multiply
    705,280.40x = 1,058,957.40 × 495,846.80
  4. Step 4: Simplify right side
    705,280.40x = 525,080,638,126.32
  5. Step 5: Solve for x
    x = 525,080,638,126.32/705,280.40
  6. Step 6: Final answer
    x = 744,499.12

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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.