Home / 1,118,373.17-1,677,434.13-308,872.67

Finding the Fourth Proportional to 1,118,373.17, 1,677,434.13 and 308,872.67

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Solution

The fourth proportional to 1,118,373.17, 1,677,434.13 and 308,872.67 is: 463,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,373.17 : 1,677,434.13 = 308,872.67 : x
  2. Step 2: Convert to fraction form
    1,118,373.17/1,677,434.13 = 308,872.67/x
  3. Step 3: Cross multiply
    1,118,373.17x = 1,677,434.13 × 308,872.67
  4. Step 4: Simplify right side
    1,118,373.17x = 518,113,558,482.23
  5. Step 5: Solve for x
    x = 518,113,558,482.23/1,118,373.17
  6. Step 6: Final answer
    x = 463,274.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.