Home / 731,801.20-1,009,916.74-452,459.20

Finding the Fourth Proportional to 731,801.20, 1,009,916.74 and 452,459.20

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Solution

The fourth proportional to 731,801.20, 1,009,916.74 and 452,459.20 is: 624,412.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,801.20 : 1,009,916.74 = 452,459.20 : x
  2. Step 2: Convert to fraction form
    731,801.20/1,009,916.74 = 452,459.20/x
  3. Step 3: Cross multiply
    731,801.20x = 1,009,916.74 × 452,459.20
  4. Step 4: Simplify right side
    731,801.20x = 456,946,120,247.01
  5. Step 5: Solve for x
    x = 456,946,120,247.01/731,801.20
  6. Step 6: Final answer
    x = 624,412.91

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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.