Home / 1,250,656.49-1,875,525.21-429,762.30

Finding the Fourth Proportional to 1,250,656.49, 1,875,525.21 and 429,762.30

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Solution

The fourth proportional to 1,250,656.49, 1,875,525.21 and 429,762.30 is: 644,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,656.49 : 1,875,525.21 = 429,762.30 : x
  2. Step 2: Convert to fraction form
    1,250,656.49/1,875,525.21 = 429,762.30/x
  3. Step 3: Cross multiply
    1,250,656.49x = 1,875,525.21 × 429,762.30
  4. Step 4: Simplify right side
    1,250,656.49x = 806,030,027,957.58
  5. Step 5: Solve for x
    x = 806,030,027,957.58/1,250,656.49
  6. Step 6: Final answer
    x = 644,485.55

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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.