Home / 916,251.64-1,264,384.42-508,349.14

Finding the Fourth Proportional to 916,251.64, 1,264,384.42 and 508,349.14

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Solution

The fourth proportional to 916,251.64, 1,264,384.42 and 508,349.14 is: 701,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,251.64 : 1,264,384.42 = 508,349.14 : x
  2. Step 2: Convert to fraction form
    916,251.64/1,264,384.42 = 508,349.14/x
  3. Step 3: Cross multiply
    916,251.64x = 1,264,384.42 × 508,349.14
  4. Step 4: Simplify right side
    916,251.64x = 642,748,732,536.40
  5. Step 5: Solve for x
    x = 642,748,732,536.40/916,251.64
  6. Step 6: Final answer
    x = 701,498.04

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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.