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Finding the Fourth Proportional to 314,275.63, 433,692.05 and 171,032.60

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Solution

The fourth proportional to 314,275.63, 433,692.05 and 171,032.60 is: 236,020.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,275.63 : 433,692.05 = 171,032.60 : x
  2. Step 2: Convert to fraction form
    314,275.63/433,692.05 = 171,032.60/x
  3. Step 3: Cross multiply
    314,275.63x = 433,692.05 × 171,032.60
  4. Step 4: Simplify right side
    314,275.63x = 74,175,478,055.67
  5. Step 5: Solve for x
    x = 74,175,478,055.67/314,275.63
  6. Step 6: Final answer
    x = 236,020.46

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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.