Home / 747,683.07-1,031,664.60-425,374.35

Finding the Fourth Proportional to 747,683.07, 1,031,664.60 and 425,374.35

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Solution

The fourth proportional to 747,683.07, 1,031,664.60 and 425,374.35 is: 586,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,683.07 : 1,031,664.60 = 425,374.35 : x
  2. Step 2: Convert to fraction form
    747,683.07/1,031,664.60 = 425,374.35/x
  3. Step 3: Cross multiply
    747,683.07x = 1,031,664.60 × 425,374.35
  4. Step 4: Simplify right side
    747,683.07x = 438,843,658,643.01
  5. Step 5: Solve for x
    x = 438,843,658,643.01/747,683.07
  6. Step 6: Final answer
    x = 586,938.07

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Double scale
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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.