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Finding the Fourth Proportional to 652,649.04, 900,641.72 and 362,243.69

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Solution

The fourth proportional to 652,649.04, 900,641.72 and 362,243.69 is: 499,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,649.04 : 900,641.72 = 362,243.69 : x
  2. Step 2: Convert to fraction form
    652,649.04/900,641.72 = 362,243.69/x
  3. Step 3: Cross multiply
    652,649.04x = 900,641.72 × 362,243.69
  4. Step 4: Simplify right side
    652,649.04x = 326,251,778,657.89
  5. Step 5: Solve for x
    x = 326,251,778,657.89/652,649.04
  6. Step 6: Final answer
    x = 499,888.55

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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.