Home / 557,333.95-769,125.37-302,686.96

Finding the Fourth Proportional to 557,333.95, 769,125.37 and 302,686.96

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Solution

The fourth proportional to 557,333.95, 769,125.37 and 302,686.96 is: 417,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,333.95 : 769,125.37 = 302,686.96 : x
  2. Step 2: Convert to fraction form
    557,333.95/769,125.37 = 302,686.96/x
  3. Step 3: Cross multiply
    557,333.95x = 769,125.37 × 302,686.96
  4. Step 4: Simplify right side
    557,333.95x = 232,804,218,590.74
  5. Step 5: Solve for x
    x = 232,804,218,590.74/557,333.95
  6. Step 6: Final answer
    x = 417,710.46

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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.