Home / 670,501.90-1,005,752.85-165,058.87

Finding the Fourth Proportional to 670,501.90, 1,005,752.85 and 165,058.87

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Solution

The fourth proportional to 670,501.90, 1,005,752.85 and 165,058.87 is: 247,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,501.90 : 1,005,752.85 = 165,058.87 : x
  2. Step 2: Convert to fraction form
    670,501.90/1,005,752.85 = 165,058.87/x
  3. Step 3: Cross multiply
    670,501.90x = 1,005,752.85 × 165,058.87
  4. Step 4: Simplify right side
    670,501.90x = 166,008,423,891.52
  5. Step 5: Solve for x
    x = 166,008,423,891.52/670,501.90
  6. Step 6: Final answer
    x = 247,588.30

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1.5x scale

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.