Home / 1,129,240.13-1,693,503.25-370,957.01

Finding the Fourth Proportional to 1,129,240.13, 1,693,503.25 and 370,957.01

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Solution

The fourth proportional to 1,129,240.13, 1,693,503.25 and 370,957.01 is: 556,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,240.13 : 1,693,503.25 = 370,957.01 : x
  2. Step 2: Convert to fraction form
    1,129,240.13/1,693,503.25 = 370,957.01/x
  3. Step 3: Cross multiply
    1,129,240.13x = 1,693,503.25 × 370,957.01
  4. Step 4: Simplify right side
    1,129,240.13x = 628,216,902,045.28
  5. Step 5: Solve for x
    x = 628,216,902,045.28/1,129,240.13
  6. Step 6: Final answer
    x = 556,318.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.