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Finding the Fourth Proportional to 575,454.40, 804,586.40 and 575,454.40

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Solution

The fourth proportional to 575,454.40, 804,586.40 and 575,454.40 is: 804,586.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,454.40 : 804,586.40 = 575,454.40 : x
  2. Step 2: Convert to fraction form
    575,454.40/804,586.40 = 575,454.40/x
  3. Step 3: Cross multiply
    575,454.40x = 804,586.40 × 575,454.40
  4. Step 4: Simplify right side
    575,454.40x = 463,002,784,060.16
  5. Step 5: Solve for x
    x = 463,002,784,060.16/575,454.40
  6. Step 6: Final answer
    x = 804,586.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.