Home / 932,300.42-1,398,521.14-258,373.94

Finding the Fourth Proportional to 932,300.42, 1,398,521.14 and 258,373.94

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Solution

The fourth proportional to 932,300.42, 1,398,521.14 and 258,373.94 is: 387,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,300.42 : 1,398,521.14 = 258,373.94 : x
  2. Step 2: Convert to fraction form
    932,300.42/1,398,521.14 = 258,373.94/x
  3. Step 3: Cross multiply
    932,300.42x = 1,398,521.14 × 258,373.94
  4. Step 4: Simplify right side
    932,300.42x = 361,341,417,115.09
  5. Step 5: Solve for x
    x = 361,341,417,115.09/932,300.42
  6. Step 6: Final answer
    x = 387,580.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.