Home / 761,224.02-1,050,474.69-421,695.06

Finding the Fourth Proportional to 761,224.02, 1,050,474.69 and 421,695.06

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Solution

The fourth proportional to 761,224.02, 1,050,474.69 and 421,695.06 is: 581,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,224.02 : 1,050,474.69 = 421,695.06 : x
  2. Step 2: Convert to fraction form
    761,224.02/1,050,474.69 = 421,695.06/x
  3. Step 3: Cross multiply
    761,224.02x = 1,050,474.69 × 421,695.06
  4. Step 4: Simplify right side
    761,224.02x = 442,979,987,428.03
  5. Step 5: Solve for x
    x = 442,979,987,428.03/761,224.02
  6. Step 6: Final answer
    x = 581,931.17

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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.