Home / 910,798.32-1,256,943.72-502,957.68

Finding the Fourth Proportional to 910,798.32, 1,256,943.72 and 502,957.68

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Solution

The fourth proportional to 910,798.32, 1,256,943.72 and 502,957.68 is: 694,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,798.32 : 1,256,943.72 = 502,957.68 : x
  2. Step 2: Convert to fraction form
    910,798.32/1,256,943.72 = 502,957.68/x
  3. Step 3: Cross multiply
    910,798.32x = 1,256,943.72 × 502,957.68
  4. Step 4: Simplify right side
    910,798.32x = 632,189,497,301.77
  5. Step 5: Solve for x
    x = 632,189,497,301.77/910,798.32
  6. Step 6: Final answer
    x = 694,104.81

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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.