Home / 744,746.40-1,116,244.80-344,541.80

Finding the Fourth Proportional to 744,746.40, 1,116,244.80 and 344,541.80

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Solution

The fourth proportional to 744,746.40, 1,116,244.80 and 344,541.80 is: 516,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,746.40 : 1,116,244.80 = 344,541.80 : x
  2. Step 2: Convert to fraction form
    744,746.40/1,116,244.80 = 344,541.80/x
  3. Step 3: Cross multiply
    744,746.40x = 1,116,244.80 × 344,541.80
  4. Step 4: Simplify right side
    744,746.40x = 384,592,995,423.25
  5. Step 5: Solve for x
    x = 384,592,995,423.25/744,746.40
  6. Step 6: Final answer
    x = 516,408.00

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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.