Home / 1,054,150.04-1,454,727.66-570,715.32

Finding the Fourth Proportional to 1,054,150.04, 1,454,727.66 and 570,715.32

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Solution

The fourth proportional to 1,054,150.04, 1,454,727.66 and 570,715.32 is: 787,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,150.04 : 1,454,727.66 = 570,715.32 : x
  2. Step 2: Convert to fraction form
    1,054,150.04/1,454,727.66 = 570,715.32/x
  3. Step 3: Cross multiply
    1,054,150.04x = 1,454,727.66 × 570,715.32
  4. Step 4: Simplify right side
    1,054,150.04x = 830,235,361,989.75
  5. Step 5: Solve for x
    x = 830,235,361,989.75/1,054,150.04
  6. Step 6: Final answer
    x = 787,587.47

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Double scale
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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.