Home / 916,652.04-1,264,980.29-508,754.07

Finding the Fourth Proportional to 916,652.04, 1,264,980.29 and 508,754.07

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Solution

The fourth proportional to 916,652.04, 1,264,980.29 and 508,754.07 is: 702,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,652.04 : 1,264,980.29 = 508,754.07 : x
  2. Step 2: Convert to fraction form
    916,652.04/1,264,980.29 = 508,754.07/x
  3. Step 3: Cross multiply
    916,652.04x = 1,264,980.29 × 508,754.07
  4. Step 4: Simplify right side
    916,652.04x = 643,563,868,463.51
  5. Step 5: Solve for x
    x = 643,563,868,463.51/916,652.04
  6. Step 6: Final answer
    x = 702,080.88

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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.