Home / 749,365.47-1,123,598.03-344,050.47

Finding the Fourth Proportional to 749,365.47, 1,123,598.03 and 344,050.47

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Solution

The fourth proportional to 749,365.47, 1,123,598.03 and 344,050.47 is: 515,869.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,365.47 : 1,123,598.03 = 344,050.47 : x
  2. Step 2: Convert to fraction form
    749,365.47/1,123,598.03 = 344,050.47/x
  3. Step 3: Cross multiply
    749,365.47x = 1,123,598.03 × 344,050.47
  4. Step 4: Simplify right side
    749,365.47x = 386,574,428,592.32
  5. Step 5: Solve for x
    x = 386,574,428,592.32/749,365.47
  6. Step 6: Final answer
    x = 515,869.02

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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.