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Finding the Fourth Proportional to 507,030.89, 759,452.95 and 477,220.37

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Solution

The fourth proportional to 507,030.89, 759,452.95 and 477,220.37 is: 714,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,030.89 : 759,452.95 = 477,220.37 : x
  2. Step 2: Convert to fraction form
    507,030.89/759,452.95 = 477,220.37/x
  3. Step 3: Cross multiply
    507,030.89x = 759,452.95 × 477,220.37
  4. Step 4: Simplify right side
    507,030.89x = 362,426,419,264.67
  5. Step 5: Solve for x
    x = 362,426,419,264.67/507,030.89
  6. Step 6: Final answer
    x = 714,801.46

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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.