Home / 697,703.20-1,046,554.80-498,637.60

Finding the Fourth Proportional to 697,703.20, 1,046,554.80 and 498,637.60

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Solution

The fourth proportional to 697,703.20, 1,046,554.80 and 498,637.60 is: 747,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,703.20 : 1,046,554.80 = 498,637.60 : x
  2. Step 2: Convert to fraction form
    697,703.20/1,046,554.80 = 498,637.60/x
  3. Step 3: Cross multiply
    697,703.20x = 1,046,554.80 × 498,637.60
  4. Step 4: Simplify right side
    697,703.20x = 521,851,573,740.48
  5. Step 5: Solve for x
    x = 521,851,573,740.48/697,703.20
  6. Step 6: Final answer
    x = 747,956.40

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Similar ratio
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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.