Home / 909,035.74-1,254,477.59-501,152.34

Finding the Fourth Proportional to 909,035.74, 1,254,477.59 and 501,152.34

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Solution

The fourth proportional to 909,035.74, 1,254,477.59 and 501,152.34 is: 691,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,035.74 : 1,254,477.59 = 501,152.34 : x
  2. Step 2: Convert to fraction form
    909,035.74/1,254,477.59 = 501,152.34/x
  3. Step 3: Cross multiply
    909,035.74x = 1,254,477.59 × 501,152.34
  4. Step 4: Simplify right side
    909,035.74x = 628,684,379,706.06
  5. Step 5: Solve for x
    x = 628,684,379,706.06/909,035.74
  6. Step 6: Final answer
    x = 691,594.79

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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.