Home / 907,710.90-1,361,566.35-242,862.90

Finding the Fourth Proportional to 907,710.90, 1,361,566.35 and 242,862.90

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Solution

The fourth proportional to 907,710.90, 1,361,566.35 and 242,862.90 is: 364,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,710.90 : 1,361,566.35 = 242,862.90 : x
  2. Step 2: Convert to fraction form
    907,710.90/1,361,566.35 = 242,862.90/x
  3. Step 3: Cross multiply
    907,710.90x = 1,361,566.35 × 242,862.90
  4. Step 4: Simplify right side
    907,710.90x = 330,673,952,303.42
  5. Step 5: Solve for x
    x = 330,673,952,303.42/907,710.90
  6. Step 6: Final answer
    x = 364,294.35

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Double scale
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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.