Home / 822,225.02-1,134,678.93-459,669.02

Finding the Fourth Proportional to 822,225.02, 1,134,678.93 and 459,669.02

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Solution

The fourth proportional to 822,225.02, 1,134,678.93 and 459,669.02 is: 634,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,225.02 : 1,134,678.93 = 459,669.02 : x
  2. Step 2: Convert to fraction form
    822,225.02/1,134,678.93 = 459,669.02/x
  3. Step 3: Cross multiply
    822,225.02x = 1,134,678.93 × 459,669.02
  4. Step 4: Simplify right side
    822,225.02x = 521,576,746,094.35
  5. Step 5: Solve for x
    x = 521,576,746,094.35/822,225.02
  6. Step 6: Final answer
    x = 634,347.94

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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.