Home / 771,465.92-1,064,611.08-431,946.32

Finding the Fourth Proportional to 771,465.92, 1,064,611.08 and 431,946.32

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Solution

The fourth proportional to 771,465.92, 1,064,611.08 and 431,946.32 is: 596,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,465.92 : 1,064,611.08 = 431,946.32 : x
  2. Step 2: Convert to fraction form
    771,465.92/1,064,611.08 = 431,946.32/x
  3. Step 3: Cross multiply
    771,465.92x = 1,064,611.08 × 431,946.32
  4. Step 4: Simplify right side
    771,465.92x = 459,854,838,237.23
  5. Step 5: Solve for x
    x = 459,854,838,237.23/771,465.92
  6. Step 6: Final answer
    x = 596,079.26

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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.