Home / 668,386.60-1,002,579.90-587,030.20

Finding the Fourth Proportional to 668,386.60, 1,002,579.90 and 587,030.20

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Solution

The fourth proportional to 668,386.60, 1,002,579.90 and 587,030.20 is: 880,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,386.60 : 1,002,579.90 = 587,030.20 : x
  2. Step 2: Convert to fraction form
    668,386.60/1,002,579.90 = 587,030.20/x
  3. Step 3: Cross multiply
    668,386.60x = 1,002,579.90 × 587,030.20
  4. Step 4: Simplify right side
    668,386.60x = 588,544,679,212.98
  5. Step 5: Solve for x
    x = 588,544,679,212.98/668,386.60
  6. Step 6: Final answer
    x = 880,545.30

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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.