Home / 693,004.55-1,038,056.82-557,335.25

Finding the Fourth Proportional to 693,004.55, 1,038,056.82 and 557,335.25

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Solution

The fourth proportional to 693,004.55, 1,038,056.82 and 557,335.25 is: 834,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,004.55 : 1,038,056.82 = 557,335.25 : x
  2. Step 2: Convert to fraction form
    693,004.55/1,038,056.82 = 557,335.25/x
  3. Step 3: Cross multiply
    693,004.55x = 1,038,056.82 × 557,335.25
  4. Step 4: Simplify right side
    693,004.55x = 578,545,662,875.41
  5. Step 5: Solve for x
    x = 578,545,662,875.41/693,004.55
  6. Step 6: Final answer
    x = 834,836.74

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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.