Home / 738,529.65-1,018,664.10-452,190.60

Finding the Fourth Proportional to 738,529.65, 1,018,664.10 and 452,190.60

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Solution

The fourth proportional to 738,529.65, 1,018,664.10 and 452,190.60 is: 623,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,529.65 : 1,018,664.10 = 452,190.60 : x
  2. Step 2: Convert to fraction form
    738,529.65/1,018,664.10 = 452,190.60/x
  3. Step 3: Cross multiply
    738,529.65x = 1,018,664.10 × 452,190.60
  4. Step 4: Simplify right side
    738,529.65x = 460,630,330,577.46
  5. Step 5: Solve for x
    x = 460,630,330,577.46/738,529.65
  6. Step 6: Final answer
    x = 623,712.71

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Double scale
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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.