Home / 956,332.35-1,319,736.53-520,742.93

Finding the Fourth Proportional to 956,332.35, 1,319,736.53 and 520,742.93

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Solution

The fourth proportional to 956,332.35, 1,319,736.53 and 520,742.93 is: 718,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,332.35 : 1,319,736.53 = 520,742.93 : x
  2. Step 2: Convert to fraction form
    956,332.35/1,319,736.53 = 520,742.93/x
  3. Step 3: Cross multiply
    956,332.35x = 1,319,736.53 × 520,742.93
  4. Step 4: Simplify right side
    956,332.35x = 687,243,461,431.09
  5. Step 5: Solve for x
    x = 687,243,461,431.09/956,332.35
  6. Step 6: Final answer
    x = 718,624.09

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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.