Home / 744,504.24-1,116,108.36-478,340.40

Finding the Fourth Proportional to 744,504.24, 1,116,108.36 and 478,340.40

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Solution

The fourth proportional to 744,504.24, 1,116,108.36 and 478,340.40 is: 717,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,504.24 : 1,116,108.36 = 478,340.40 : x
  2. Step 2: Convert to fraction form
    744,504.24/1,116,108.36 = 478,340.40/x
  3. Step 3: Cross multiply
    744,504.24x = 1,116,108.36 × 478,340.40
  4. Step 4: Simplify right side
    744,504.24x = 533,879,719,365.74
  5. Step 5: Solve for x
    x = 533,879,719,365.74/744,504.24
  6. Step 6: Final answer
    x = 717,094.26

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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.