Home / 749,800.10-1,123,287.60-370,276.58

Finding the Fourth Proportional to 749,800.10, 1,123,287.60 and 370,276.58

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Solution

The fourth proportional to 749,800.10, 1,123,287.60 and 370,276.58 is: 554,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,800.10 : 1,123,287.60 = 370,276.58 : x
  2. Step 2: Convert to fraction form
    749,800.10/1,123,287.60 = 370,276.58/x
  3. Step 3: Cross multiply
    749,800.10x = 1,123,287.60 × 370,276.58
  4. Step 4: Simplify right side
    749,800.10x = 415,927,090,884.41
  5. Step 5: Solve for x
    x = 415,927,090,884.41/749,800.10
  6. Step 6: Final answer
    x = 554,717.31

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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.