Home / 1,064,372.66-1,596,558.88-390,199.13

Finding the Fourth Proportional to 1,064,372.66, 1,596,558.88 and 390,199.13

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Solution

The fourth proportional to 1,064,372.66, 1,596,558.88 and 390,199.13 is: 585,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,372.66 : 1,596,558.88 = 390,199.13 : x
  2. Step 2: Convert to fraction form
    1,064,372.66/1,596,558.88 = 390,199.13/x
  3. Step 3: Cross multiply
    1,064,372.66x = 1,596,558.88 × 390,199.13
  4. Step 4: Simplify right side
    1,064,372.66x = 622,975,885,969.77
  5. Step 5: Solve for x
    x = 622,975,885,969.77/1,064,372.66
  6. Step 6: Final answer
    x = 585,298.65

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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.