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Finding the Fourth Proportional to 867,627.60, 1,301,052.60 and 334,971.60

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Solution

The fourth proportional to 867,627.60, 1,301,052.60 and 334,971.60 is: 502,307.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,627.60 : 1,301,052.60 = 334,971.60 : x
  2. Step 2: Convert to fraction form
    867,627.60/1,301,052.60 = 334,971.60/x
  3. Step 3: Cross multiply
    867,627.60x = 1,301,052.60 × 334,971.60
  4. Step 4: Simplify right side
    867,627.60x = 435,815,671,106.16
  5. Step 5: Solve for x
    x = 435,815,671,106.16/867,627.60
  6. Step 6: Final answer
    x = 502,307.29

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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.