Home / 749,482.34-1,034,259.84-427,296.20

Finding the Fourth Proportional to 749,482.34, 1,034,259.84 and 427,296.20

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Solution

The fourth proportional to 749,482.34, 1,034,259.84 and 427,296.20 is: 589,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,482.34 : 1,034,259.84 = 427,296.20 : x
  2. Step 2: Convert to fraction form
    749,482.34/1,034,259.84 = 427,296.20/x
  3. Step 3: Cross multiply
    749,482.34x = 1,034,259.84 × 427,296.20
  4. Step 4: Simplify right side
    749,482.34x = 441,935,294,273.31
  5. Step 5: Solve for x
    x = 441,935,294,273.31/749,482.34
  6. Step 6: Final answer
    x = 589,654.05

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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.