Home / 910,661.37-1,256,714.56-502,764.00

Finding the Fourth Proportional to 910,661.37, 1,256,714.56 and 502,764.00

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Solution

The fourth proportional to 910,661.37, 1,256,714.56 and 502,764.00 is: 693,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,661.37 : 1,256,714.56 = 502,764.00 : x
  2. Step 2: Convert to fraction form
    910,661.37/1,256,714.56 = 502,764.00/x
  3. Step 3: Cross multiply
    910,661.37x = 1,256,714.56 × 502,764.00
  4. Step 4: Simplify right side
    910,661.37x = 631,830,838,140.37
  5. Step 5: Solve for x
    x = 631,830,838,140.37/910,661.37
  6. Step 6: Final answer
    x = 693,815.35

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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.