Home / 749,703.60-1,034,615.64-410,164.08

Finding the Fourth Proportional to 749,703.60, 1,034,615.64 and 410,164.08

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Solution

The fourth proportional to 749,703.60, 1,034,615.64 and 410,164.08 is: 566,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,703.60 : 1,034,615.64 = 410,164.08 : x
  2. Step 2: Convert to fraction form
    749,703.60/1,034,615.64 = 410,164.08/x
  3. Step 3: Cross multiply
    749,703.60x = 1,034,615.64 × 410,164.08
  4. Step 4: Simplify right side
    749,703.60x = 424,362,172,134.21
  5. Step 5: Solve for x
    x = 424,362,172,134.21/749,703.60
  6. Step 6: Final answer
    x = 566,039.93

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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.