Home / 917,064.30-1,375,596.45-707,112.30

Finding the Fourth Proportional to 917,064.30, 1,375,596.45 and 707,112.30

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Solution

The fourth proportional to 917,064.30, 1,375,596.45 and 707,112.30 is: 1,060,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,064.30 : 1,375,596.45 = 707,112.30 : x
  2. Step 2: Convert to fraction form
    917,064.30/1,375,596.45 = 707,112.30/x
  3. Step 3: Cross multiply
    917,064.30x = 1,375,596.45 × 707,112.30
  4. Step 4: Simplify right side
    917,064.30x = 972,701,169,631.34
  5. Step 5: Solve for x
    x = 972,701,169,631.34/917,064.30
  6. Step 6: Final answer
    x = 1,060,668.45

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Similar ratio
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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.