Home / 747,594.92-1,031,645.04-425,274.80

Finding the Fourth Proportional to 747,594.92, 1,031,645.04 and 425,274.80

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Solution

The fourth proportional to 747,594.92, 1,031,645.04 and 425,274.80 is: 586,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,594.92 : 1,031,645.04 = 425,274.80 : x
  2. Step 2: Convert to fraction form
    747,594.92/1,031,645.04 = 425,274.80/x
  3. Step 3: Cross multiply
    747,594.92x = 1,031,645.04 × 425,274.80
  4. Step 4: Simplify right side
    747,594.92x = 438,732,638,056.99
  5. Step 5: Solve for x
    x = 438,732,638,056.99/747,594.92
  6. Step 6: Final answer
    x = 586,858.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.