Home / 495,920.14-684,444.58-302,440.10

Finding the Fourth Proportional to 495,920.14, 684,444.58 and 302,440.10

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Solution

The fourth proportional to 495,920.14, 684,444.58 and 302,440.10 is: 417,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,920.14 : 684,444.58 = 302,440.10 : x
  2. Step 2: Convert to fraction form
    495,920.14/684,444.58 = 302,440.10/x
  3. Step 3: Cross multiply
    495,920.14x = 684,444.58 × 302,440.10
  4. Step 4: Simplify right side
    495,920.14x = 207,003,483,041.34
  5. Step 5: Solve for x
    x = 207,003,483,041.34/495,920.14
  6. Step 6: Final answer
    x = 417,412.94

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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.