Home / 904,999.48-1,248,897.02-497,100.29

Finding the Fourth Proportional to 904,999.48, 1,248,897.02 and 497,100.29

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Solution

The fourth proportional to 904,999.48, 1,248,897.02 and 497,100.29 is: 685,997.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,999.48 : 1,248,897.02 = 497,100.29 : x
  2. Step 2: Convert to fraction form
    904,999.48/1,248,897.02 = 497,100.29/x
  3. Step 3: Cross multiply
    904,999.48x = 1,248,897.02 × 497,100.29
  4. Step 4: Simplify right side
    904,999.48x = 620,827,068,942.64
  5. Step 5: Solve for x
    x = 620,827,068,942.64/904,999.48
  6. Step 6: Final answer
    x = 685,997.16

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1.5x scale

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.