Home / 438,075.40-604,817.73-335,904.59

Finding the Fourth Proportional to 438,075.40, 604,817.73 and 335,904.59

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Solution

The fourth proportional to 438,075.40, 604,817.73 and 335,904.59 is: 463,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,075.40 : 604,817.73 = 335,904.59 : x
  2. Step 2: Convert to fraction form
    438,075.40/604,817.73 = 335,904.59/x
  3. Step 3: Cross multiply
    438,075.40x = 604,817.73 × 335,904.59
  4. Step 4: Simplify right side
    438,075.40x = 203,161,051,620.38
  5. Step 5: Solve for x
    x = 203,161,051,620.38/438,075.40
  6. Step 6: Final answer
    x = 463,758.18

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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.