Home / 830,045.70-1,245,068.55-830,045.70

Finding the Fourth Proportional to 830,045.70, 1,245,068.55 and 830,045.70

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Solution

The fourth proportional to 830,045.70, 1,245,068.55 and 830,045.70 is: 1,245,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,045.70 : 1,245,068.55 = 830,045.70 : x
  2. Step 2: Convert to fraction form
    830,045.70/1,245,068.55 = 830,045.70/x
  3. Step 3: Cross multiply
    830,045.70x = 1,245,068.55 × 830,045.70
  4. Step 4: Simplify right side
    830,045.70x = 1,033,463,796,132.74
  5. Step 5: Solve for x
    x = 1,033,463,796,132.74/830,045.70
  6. Step 6: Final answer
    x = 1,245,068.55

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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.