Home / 1,058,277.40-1,585,860.90-426,088.60

Finding the Fourth Proportional to 1,058,277.40, 1,585,860.90 and 426,088.60

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Solution

The fourth proportional to 1,058,277.40, 1,585,860.90 and 426,088.60 is: 638,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,277.40 : 1,585,860.90 = 426,088.60 : x
  2. Step 2: Convert to fraction form
    1,058,277.40/1,585,860.90 = 426,088.60/x
  3. Step 3: Cross multiply
    1,058,277.40x = 1,585,860.90 × 426,088.60
  4. Step 4: Simplify right side
    1,058,277.40x = 675,717,250,675.74
  5. Step 5: Solve for x
    x = 675,717,250,675.74/1,058,277.40
  6. Step 6: Final answer
    x = 638,506.74

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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.