Home / 684,165.60-1,026,248.40-460,216.80

Finding the Fourth Proportional to 684,165.60, 1,026,248.40 and 460,216.80

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Solution

The fourth proportional to 684,165.60, 1,026,248.40 and 460,216.80 is: 690,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,165.60 : 1,026,248.40 = 460,216.80 : x
  2. Step 2: Convert to fraction form
    684,165.60/1,026,248.40 = 460,216.80/x
  3. Step 3: Cross multiply
    684,165.60x = 1,026,248.40 × 460,216.80
  4. Step 4: Simplify right side
    684,165.60x = 472,296,754,653.12
  5. Step 5: Solve for x
    x = 472,296,754,653.12/684,165.60
  6. Step 6: Final answer
    x = 690,325.20

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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.