Home / 918,097.95-1,267,007.05-510,216.98

Finding the Fourth Proportional to 918,097.95, 1,267,007.05 and 510,216.98

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Solution

The fourth proportional to 918,097.95, 1,267,007.05 and 510,216.98 is: 704,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,097.95 : 1,267,007.05 = 510,216.98 : x
  2. Step 2: Convert to fraction form
    918,097.95/1,267,007.05 = 510,216.98/x
  3. Step 3: Cross multiply
    918,097.95x = 1,267,007.05 × 510,216.98
  4. Step 4: Simplify right side
    918,097.95x = 646,448,510,689.71
  5. Step 5: Solve for x
    x = 646,448,510,689.71/918,097.95
  6. Step 6: Final answer
    x = 704,117.15

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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.