Home / 890,925.89-1,229,473.85-483,026.47

Finding the Fourth Proportional to 890,925.89, 1,229,473.85 and 483,026.47

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Solution

The fourth proportional to 890,925.89, 1,229,473.85 and 483,026.47 is: 666,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,925.89 : 1,229,473.85 = 483,026.47 : x
  2. Step 2: Convert to fraction form
    890,925.89/1,229,473.85 = 483,026.47/x
  3. Step 3: Cross multiply
    890,925.89x = 1,229,473.85 × 483,026.47
  4. Step 4: Simplify right side
    890,925.89x = 593,868,413,722.81
  5. Step 5: Solve for x
    x = 593,868,413,722.81/890,925.89
  6. Step 6: Final answer
    x = 666,574.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.