Home / 890,066.94-1,334,700-530,406.24

Finding the Fourth Proportional to 890,066.94, 1,334,700 and 530,406.24

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Solution

The fourth proportional to 890,066.94, 1,334,700 and 530,406.24 is: 795,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,066.94 : 1,334,700 = 530,406.24 : x
  2. Step 2: Convert to fraction form
    890,066.94/1,334,700 = 530,406.24/x
  3. Step 3: Cross multiply
    890,066.94x = 1,334,700 × 530,406.24
  4. Step 4: Simplify right side
    890,066.94x = 707,933,208,528
  5. Step 5: Solve for x
    x = 707,933,208,528/890,066.94
  6. Step 6: Final answer
    x = 795,370.75

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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.