Home / 374,961,815.25-517,447,260.72-224,254,447.76

Finding the Fourth Proportional to 374,961,815.25, 517,447,260.72 and 224,254,447.76

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Solution

The fourth proportional to 374,961,815.25, 517,447,260.72 and 224,254,447.76 is: 309,471,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,961,815.25 : 517,447,260.72 = 224,254,447.76 : x
  2. Step 2: Convert to fraction form
    374,961,815.25/517,447,260.72 = 224,254,447.76/x
  3. Step 3: Cross multiply
    374,961,815.25x = 517,447,260.72 × 224,254,447.76
  4. Step 4: Simplify right side
    374,961,815.25x = 116,039,849,697,688,336
  5. Step 5: Solve for x
    x = 116,039,849,697,688,336/374,961,815.25
  6. Step 6: Final answer
    x = 309,471,111.40

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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.