Home / 824,800.02-1,138,237.80-462,304.74

Finding the Fourth Proportional to 824,800.02, 1,138,237.80 and 462,304.74

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Solution

The fourth proportional to 824,800.02, 1,138,237.80 and 462,304.74 is: 637,988.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,800.02 : 1,138,237.80 = 462,304.74 : x
  2. Step 2: Convert to fraction form
    824,800.02/1,138,237.80 = 462,304.74/x
  3. Step 3: Cross multiply
    824,800.02x = 1,138,237.80 × 462,304.74
  4. Step 4: Simplify right side
    824,800.02x = 526,212,730,187.17
  5. Step 5: Solve for x
    x = 526,212,730,187.17/824,800.02
  6. Step 6: Final answer
    x = 637,988.26

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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.