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Finding the Fourth Proportional to 970,074.66, 1,338,703.02 and 562,413

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Solution

The fourth proportional to 970,074.66, 1,338,703.02 and 562,413 is: 776,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,074.66 : 1,338,703.02 = 562,413 : x
  2. Step 2: Convert to fraction form
    970,074.66/1,338,703.02 = 562,413/x
  3. Step 3: Cross multiply
    970,074.66x = 1,338,703.02 × 562,413
  4. Step 4: Simplify right side
    970,074.66x = 752,903,981,587.26
  5. Step 5: Solve for x
    x = 752,903,981,587.26/970,074.66
  6. Step 6: Final answer
    x = 776,129.93

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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.