Home / 970,412.77-1,339,175.11-562,756.65

Finding the Fourth Proportional to 970,412.77, 1,339,175.11 and 562,756.65

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Solution

The fourth proportional to 970,412.77, 1,339,175.11 and 562,756.65 is: 776,607.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,412.77 : 1,339,175.11 = 562,756.65 : x
  2. Step 2: Convert to fraction form
    970,412.77/1,339,175.11 = 562,756.65/x
  3. Step 3: Cross multiply
    970,412.77x = 1,339,175.11 × 562,756.65
  4. Step 4: Simplify right side
    970,412.77x = 753,629,703,421.81
  5. Step 5: Solve for x
    x = 753,629,703,421.81/970,412.77
  6. Step 6: Final answer
    x = 776,607.36

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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.