Home / 917,997.02-1,266,810.71-510,088.39

Finding the Fourth Proportional to 917,997.02, 1,266,810.71 and 510,088.39

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Solution

The fourth proportional to 917,997.02, 1,266,810.71 and 510,088.39 is: 703,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,997.02 : 1,266,810.71 = 510,088.39 : x
  2. Step 2: Convert to fraction form
    917,997.02/1,266,810.71 = 510,088.39/x
  3. Step 3: Cross multiply
    917,997.02x = 1,266,810.71 × 510,088.39
  4. Step 4: Simplify right side
    917,997.02x = 646,185,431,694.02
  5. Step 5: Solve for x
    x = 646,185,431,694.02/917,997.02
  6. Step 6: Final answer
    x = 703,907.98

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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.