Home / 684,641.66-1,026,985.91-235,358.69

Finding the Fourth Proportional to 684,641.66, 1,026,985.91 and 235,358.69

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Solution

The fourth proportional to 684,641.66, 1,026,985.91 and 235,358.69 is: 353,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,641.66 : 1,026,985.91 = 235,358.69 : x
  2. Step 2: Convert to fraction form
    684,641.66/1,026,985.91 = 235,358.69/x
  3. Step 3: Cross multiply
    684,641.66x = 1,026,985.91 × 235,358.69
  4. Step 4: Simplify right side
    684,641.66x = 241,710,058,426.06
  5. Step 5: Solve for x
    x = 241,710,058,426.06/684,641.66
  6. Step 6: Final answer
    x = 353,046.09

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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.