Home / 1,000,347.84-1,500,669.36-290,283.60

Finding the Fourth Proportional to 1,000,347.84, 1,500,669.36 and 290,283.60

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Solution

The fourth proportional to 1,000,347.84, 1,500,669.36 and 290,283.60 is: 435,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,347.84 : 1,500,669.36 = 290,283.60 : x
  2. Step 2: Convert to fraction form
    1,000,347.84/1,500,669.36 = 290,283.60/x
  3. Step 3: Cross multiply
    1,000,347.84x = 1,500,669.36 × 290,283.60
  4. Step 4: Simplify right side
    1,000,347.84x = 435,619,704,230.50
  5. Step 5: Solve for x
    x = 435,619,704,230.50/1,000,347.84
  6. Step 6: Final answer
    x = 435,468.23

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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.