Home / 684,003.60-1,026,005.40-460,054.80

Finding the Fourth Proportional to 684,003.60, 1,026,005.40 and 460,054.80

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Solution

The fourth proportional to 684,003.60, 1,026,005.40 and 460,054.80 is: 690,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,003.60 : 1,026,005.40 = 460,054.80 : x
  2. Step 2: Convert to fraction form
    684,003.60/1,026,005.40 = 460,054.80/x
  3. Step 3: Cross multiply
    684,003.60x = 1,026,005.40 × 460,054.80
  4. Step 4: Simplify right side
    684,003.60x = 472,018,709,095.92
  5. Step 5: Solve for x
    x = 472,018,709,095.92/684,003.60
  6. Step 6: Final answer
    x = 690,082.20

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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.