Home / 830,068.48-1,145,482.32-467,493.04

Finding the Fourth Proportional to 830,068.48, 1,145,482.32 and 467,493.04

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Solution

The fourth proportional to 830,068.48, 1,145,482.32 and 467,493.04 is: 645,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,068.48 : 1,145,482.32 = 467,493.04 : x
  2. Step 2: Convert to fraction form
    830,068.48/1,145,482.32 = 467,493.04/x
  3. Step 3: Cross multiply
    830,068.48x = 1,145,482.32 × 467,493.04
  4. Step 4: Simplify right side
    830,068.48x = 535,505,012,043.05
  5. Step 5: Solve for x
    x = 535,505,012,043.05/830,068.48
  6. Step 6: Final answer
    x = 645,133.53

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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.