Home / 904,167.77-1,247,767.34-496,307.76

Finding the Fourth Proportional to 904,167.77, 1,247,767.34 and 496,307.76

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Solution

The fourth proportional to 904,167.77, 1,247,767.34 and 496,307.76 is: 684,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,167.77 : 1,247,767.34 = 496,307.76 : x
  2. Step 2: Convert to fraction form
    904,167.77/1,247,767.34 = 496,307.76/x
  3. Step 3: Cross multiply
    904,167.77x = 1,247,767.34 × 496,307.76
  4. Step 4: Simplify right side
    904,167.77x = 619,276,606,355.89
  5. Step 5: Solve for x
    x = 619,276,606,355.89/904,167.77
  6. Step 6: Final answer
    x = 684,913.39

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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.