Home / 498,271.46-688,006.35-401,166.81

Finding the Fourth Proportional to 498,271.46, 688,006.35 and 401,166.81

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Solution

The fourth proportional to 498,271.46, 688,006.35 and 401,166.81 is: 553,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,271.46 : 688,006.35 = 401,166.81 : x
  2. Step 2: Convert to fraction form
    498,271.46/688,006.35 = 401,166.81/x
  3. Step 3: Cross multiply
    498,271.46x = 688,006.35 × 401,166.81
  4. Step 4: Simplify right side
    498,271.46x = 276,005,312,689.24
  5. Step 5: Solve for x
    x = 276,005,312,689.24/498,271.46
  6. Step 6: Final answer
    x = 553,925.60

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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.